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enEnglish
Actinium definition: Actinium. A trivalent radioactive element and the prototypical member of the actinide family. It has the atomic symbol Ac, atomic number 89, and atomic weight 227.0278. Its principal isotope is 227 and decays primarily by beta-emission.
Alu Elements definition: The Alu sequence family (named for the restriction endonuclease cleavage enzyme Alu I) is the most highly repeated interspersed repeat element in humans (over a million copies). It is derived from the 7SL RNA component of the SIGNAL RECOGNITION PARTICLE and contains an RNA polymerase III promoter. Transposition of this element into coding and regulatory regions of genes is responsible for many heritable diseases.
Aluminum definition: A metallic element that has the atomic number 13, atomic symbol Al, and atomic weight 26.98.
aluminum definition: extremely light, whitish, lustrous, metallic element, obtainable from bauxite or clay; atomic number, 13.
Americium definition: Americium. A completely man-made radioactive actinide with atomic symbol Am, atomic number 95, and atomic weight 243. Its valence can range from +3 to +6. Because of its nonmagnetic ground state, it is an excellent superconductor. It is also used in bone mineral analysis and as a radiation source for radiotherapy.
americium definition: completely man-made radioactive actinide with atomic symbol Am; because of its nonmagnetic ground state, it is an excellent superconductor; it is also used in bone mineral analysis and as a radiation source for radiotherapy.
Americium definition: A man-made radioactive element with atomic symbol Am, atomic number 95, and atomic weight 243.
Argon definition: Argon. A noble gas with the atomic symbol Ar, atomic number 18, and atomic weight 39.948. It is used in fluorescent tubes and wherever an inert atmosphere is desired and nitrogen cannot be used.
argon definition: noble gas element with the atomic symbol Ar, atomic number 18, and atomic weight 39.948; used in fluorescent tubes and in other situations where an inert atmosphere is desired.
Arsenic definition: A shiny gray element with atomic symbol As, atomic number 33, and atomic weight 75. It occurs throughout the universe, mostly in the form of metallic arsenides. Most forms are toxic. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), arsenic and certain arsenic compounds have been listed as known carcinogens. (From Merck Index, 11th ed)
arsenic definition: widely distributed element with atomic symbol As, atomic number 33, and atomic weight 75; occurs mostly in the form of metallic arsenides; most forms are toxic and carcinogenic.
arsenic definition: A poisonous chemical used to kill weeds and pests. Also used in cancer therapy.
Arsenic definition: An element with atomic symbol As, atomic number 33, and atomic weight 74.92.
Barium definition: An element of the alkaline earth group of metals. It has an atomic symbol Ba, atomic number 56, and atomic weight 138. All of its acid-soluble salts are poisonous.
barium definition: alkaline earth element, atomic symbol Ba, atomic number 56, and atomic weight 138; all of its acid-soluble salts are poisonous.
Barium definition: An element with atomic symbol Ba, atomic number 56, and atomic weight 137.
Beryllium definition: Beryllium. An element with the atomic symbol Be, atomic number 4, and atomic weight 9.01218. Short exposure to this element can lead to a type of poisoning known as BERYLLIOSIS.
beryllium definition: metallic element with the atomic symbol Be, atomic number 4, and atomic weight 9.01218; used in electronic devices and lasers and for windows in X-ray tubes, as well as in spacecraft construction for its high ratio of strength to weight; exposure to the element or its salts can lead to berylliosis.
Beryllium definition: AN element with atomic symbol Be, atomic number 4, and atomic weight 9.01
Bismuth definition: A metallic element that has the atomic symbol Bi, atomic number 83 and atomic weight 208.98.
bismuth definition: metallic element with atomic symbol Bi, atomic number 83 and atomic weight 208.98; its salts have astringent, antacid and mildly germicidal properties.
Boron definition: A trace element with the atomic symbol B, atomic number 5, and atomic weight 10.81. Boron-10, an isotope of boron, is used as a neutron absorber in BORON NEUTRON CAPTURE THERAPY.
boron definition: highly reactive nonmetallic trace element with the atomic symbol B, atomic number 5, and atomic weight 10.81; boron 10 is a stable isotope that emits gamma rays after neutron capture and is used in radiation detectors.
Boron definition: An element with atomic symbol B, atomic number 5, and atomic weight 11.
Bromine definition: A halogen with the atomic symbol Br, atomic number 36, and atomic weight 79.904. It is a volatile reddish-brown liquid that gives off suffocating vapors, is corrosive to the skin, and may cause severe gastroenteritis if ingested.
bromine definition: halogen element with the atomic symbol Br, atomic number 36, and atomic weight 79.904; a volatile reddish-brown liquid that gives off suffocating vapors, is corrosive to the skin, and may cause severe gastroenteritis if ingested.
Cadmium definition: An element with atomic symbol Cd, atomic number 48, and atomic weight 114. It is a metal and ingestion will lead to CADMIUM POISONING.
cadmium definition: heavy metal element with atomic symbol Cd, atomic number 48, and atomic weight 114; cadmium and its salts are poisonous.
Cadmium definition: An element with atomic symbol Cd, atomic number 48, and atomic weight 112.4.
Calcium definition: A basic element found in nearly all organized tissues. It is a member of the alkaline earth family of metals with the atomic symbol Ca, atomic number 20, and atomic weight 40. Calcium is the most abundant mineral in the body and combines with phosphorus to form calcium phosphate in the bones and teeth. It is essential for the normal functioning of nerves and muscles and plays a role in blood coagulation (as factor IV) and in many enzymatic processes.
calcium definition: basic element found in nearly all organized tissues; a member of the alkaline earth family of metals with the atomic symbol Ca, atomic number 20, and atomic weight 40; it is the most abundant mineral in the body and combines with phosphorus to form calcium phosphate in the bones and teeth; it is essential for the normal functioning of nerves and muscles and plays a role in blood coagulation and in many enzymatic processes.
calcium definition: (KAL-see-um) A mineral found in teeth, bones, and other body tissues.
Calcium definition: An element with atomic symbol Ca, atomic number 20, and atomic weight 40.08.
Carbon definition: A nonmetallic element with atomic symbol C, atomic number 6, and atomic weight 12.011. It may occur as several different allotropes including DIAMOND; CHARCOAL; and GRAPHITE; and as SOOT from incompletely burned fuel.
carbon definition: common nonmetallic tetrad element with atomic symbol C, atomic number 6, and atomic weight 12.011; defining element of organic compounds.
Carbon definition: A nonmetalic tetravalent element with symbol C, atomic number 6, and atomic weight 12.
Cerium definition: An element of the rare earth family of metals. It has the atomic symbol Ce, atomic number 58, and atomic weight 140.12. Cerium is a malleable metal used in industrial applications.
cerium definition: element of the rare earth family of metals, atomic symbol Ce, atomic number 58, and atomic weight 140.12; a malleable metal used in industrial applications.
Cesium definition: A member of the alkali metals. It has an atomic symbol Cs, atomic number 50, and atomic weight 132.91. Cesium has many industrial applications, including the construction of atomic clocks based on its atomic vibrational frequency.
cesium definition: alkali metal element, atomic symbol Cs, atomic number 50, and atomic weight 132.91; cesium has many industrial applications, including the construction of atomic clocks based on its atomic vibrational frequency.
Chlorine definition: A greenish-yellow, diatomic gas that is a member of the halogen family of elements. It has the atomic symbol Cl, atomic number 17, and atomic weight 70.906. It is a powerful irritant that can cause fatal pulmonary edema. Chlorine is used in manufacturing, as a reagent in synthetic chemistry, for water purification, and in the production of chlorinated lime, which is used in fabric bleaching.
chlorine definition: A chemical used to disinfect water and as a bleach.
chlorine definition: greenish-yellow, diatomic halogen gas element; atomic symbol Cl, atomic number 17, and atomic weight 70.906; a powerful irritant that can cause fatal pulmonary edema.
Chlorine definition: An element with atomic symbol Cl, atomic number 17, and atomic weight 35.05.
Chromium definition: A trace element that plays a role in glucose metabolism. It has the atomic symbol Cr, atomic number 24, and atomic weight 52. According to the Fourth Annual Report on Carcinogens (NTP85-002,1985), chromium and some of its compounds have been listed as known carcinogens.
chromium definition: heavy metal and dietary trace element that plays a role in glucose metabolism; atomic symbol Cr, atomic number 24, and atomic weight 52.
Chromium definition: An element with atomic symbol Cr, atomic number 24, and atomic weight 52.
Cobalt definition: A trace element that is a component of vitamin B12. It has the atomic symbol Co, atomic number 27, and atomic weight 58.93. It is used in nuclear weapons, alloys, and pigments. Deficiency in animals leads to anemia; its excess in humans can lead to erythrocytosis.
cobalt definition: trace element that is a component of vitamin B12; atomic symbol Co, atomic number 27, and atomic weight 58.93.
Cobalt definition: An element with atomic symbol Co, atomic number 27, and atomic weight 58.93.
Copper definition: A heavy metal trace element with the atomic symbol Cu, atomic number 29, and atomic weight 63.55.
copper definition: reddish, malleable metal; atomic number, 29; atomic weight, 63.54; symbol Cu; with poisonous salts; copper is essential in nutrition, being a component of various proteins, including ceruloplasmin, erythrocuprein, cytochrome c oxidase, and tyrosinase; deficiency, which is rare, may result in hypochromic microcytic anemia, neutropenia, and bone changes; excessive accumulation in the body may lead to copper poisoning.
Copper definition: An element with atomic symbol Cu, atomic number 29, and atomic weight 63.
DNA Transposable Elements definition: Discrete segments of DNA which can excise and reintegrate to another site in the genome. Most are inactive, i.e., have not been found to exist outside the integrated state. DNA transposable elements include bacterial IS (insertion sequence) elements, Tn elements, the maize controlling elements Ac and Ds, Drosophila P, gypsy, and pogo elements, the human Tigger elements and the Tc and mariner elements which are found throughout the animal kingdom.
Elements definition: Substances that comprise all matter. Each element is made up of atoms that are identical in number of electrons and protons and in nuclear charge, but may differ in mass or number of neutrons.
element definition: fundamental chemical units of which all matter at or above the atomic level is composed; each element is made up of atoms that are identical in number of electrons and protons and in nuclear charge, but may differ in mass or number of neutrons; such varieties of an element are isotopes.
Element definition: A substance whose atoms all have the same atomic number, that cannot be divided into simpler substances, and that singly or in combination constitute all matter.
genetic enhancer element definition: cis-acting DNA sequences which can increase transcription of genes; enhancers can usually function in either orientation and at various distances from a promoter.
Enhancer Elements, Genetic definition: Cis-acting DNA sequences which can increase transcription of genes. Enhancers can usually function in either orientation and at various distances from a promoter.
Europium definition: Europium. An element of the rare earth family of metals. It has the atomic symbol Eu, atomic number 63, and atomic weight 152. Europium is used in the form of its salts as coatings for cathode ray tubes and in the form of its organic derivatives as shift reagents in NMR spectroscopy.
europium definition: element of the rare earth family of metals, atomic symbol Eu, atomic number 63, and atomic weight 152; europium is used in the form of its salts as coatings for cathode ray tubes and in the form of its organic derivatives as shift reagents in NMR spectroscopy.
Fluorine definition: A nonmetallic, diatomic gas that is a trace element and member of the halogen family. It is used in dentistry as flouride (FLUORIDES) to prevent dental caries.
fluorine definition: nonmetallic, diatomic gas, symbol F, atomic number 9, atomic weight 18.998, that is a trace element and member of the halogen family.
Fluorine definition: An element with atomic symbol F, atomic number 9, and atomic weight 19.0.
Gold definition: A yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197. It is used in jewelry, goldplating of other metals, as currency, and in dental restoration. Many of its clinical applications, such as ANTIRHEUMATIC AGENTS, are in the form of its salts.
gold definition: yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197; used in jewelry, goldplating of other metals, as currency, and in dental restoration; many of its clinical applications are in the form of its salts.
Gold definition: An element with atomic symbol Au, atomic number 79, and atomic weight 197.
Indium definition: A metallic element, atomic number 49, atomic weight 114.82, symbol In. It is named from its blue line in the spectrum. (From Dorland, 28th ed)
indium definition: metallic element, atomic number 49, atomic weight 114.82, symbol In.
Indium definition: An element with atomic symbol In, atomic number 49, and atomic weight 114.8; a very soft, silvery-white metal with a brilliant lustre.
Silver definition: Silver. An element with the atomic symbol Ag, atomic number 47, and atomic weight 107.87. It is a soft metal that is used medically in surgical instruments, dental prostheses, and alloys. Long-continued use of silver salts can lead to a form of poisoning known as ARGYRIA.
silver definition: white, soft, malleable and ductile metal, symbol Ag, atomic number 47; compounds are extensively used in medicine and metallic silver is employed in surgery, dental prostheses, and the manufacture of instruments.
Iron definition: A metallic element with atomic symbol Fe, atomic number 26, and atomic weight 55.85. It is an essential constituent of HEMOGLOBINS; CYTOCHROMES; and IRON-BINDING PROTEINS. It plays a role in cellular redox reactions and in the transport of OXYGEN.
iron definition: metallic element found in certain minerals, in nearly all soils, and in mineral waters; atomic symbol Fe, atomic number 26, and atomic weight 55.85; it is an essential constituent of hemoglobin, cytochrome, and other components of respiratory enzyme systems; chief function is in the transport of oxygen to tissue (hemoglobin) and in cellular oxidation mechanisms.
iron definition: An element with atomic symbol Fe, atomic number 26, and atomic weight 55.85. Check for "http://www.cancer.gov/Search/ClinicalTrialsLink.aspx?id=42183&idtype=1" active clinical trials or "http://www.cancer.gov/Search/ClinicalTrialsLink.aspx?id=42183&idtype=1&closed=1" closed clinical trials using this agent. ("http://nciterms.nci.nih.gov:80/NCIBrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&code=C598" NCI Thesaurus)
Iron definition: An element with atomic symbol Fe, atomic number 26, and atomic weight 55.85.
chloride ion definition: negatively charged chlorine atom, Cl-.
Chloride definition: Chlorine requiring removal of one electron to return to its elemental form.
Chloride Ion definition: A chlorine anion that forms the negatively charged part of certain salts, including sodium and hydrogen chloride salts, and is an essential electrolyte located in all body fluids responsible for maintaining acid/base balance, transmitting nerve impulses and regulating fluid in and out of cells.
Intracisternal A-Particle definition: Retroviral-like intracisternal A particles. High copy number family of repeated elements in the mouse with a typical proviral organization. Expressed very early in mouse development (2-8 cell stage) and in transformed cells. Mutant alleles of various genes contain newly-integrated IAP genes.
Response Elements definition: Nucleotide sequences, usually upstream, which are recognized by specific regulatory transcription factors, thereby causing gene response to various regulatory agents. These elements may be found in both promoter and enhancer regions.
Response Elements definition: Nucleotide sequences, usually upstream, which are recognized by specific regulatory transcription factors, thereby causing gene response to various regulatory agents. These elements may be found in both promotor and enhancer regions.
fluoride ion definition: anion of fluorine.
Silencer Elements, Transcriptional definition: Nucleic acid sequences that are involved in the negative regulation of GENETIC TRANSCRIPTION by chromatin silencing.
Insulator Elements definition: Nucleic acid regulatory sequences that limit or oppose the action of ENHANCER ELEMENTS and define the boundary between differentially regulated gene loci.
Matrix Attachment Regions definition: Regions of the CHROMATIN or DNA that bind to the NUCLEAR MATRIX. They are found in INTERGENIC DNA, especially flanking the 5' ends of genes or clusters of genes. Many of the regions that have been isolated contain a bipartite sequence motif called the MAR/SAR recognition signature sequence that binds to MATRIX ATTACHMENT REGION BINDING PROTEINS.
Matrix Attachment Region definition: Regions of chromosomal DNA attached to a structural component of the interphase nucleus termed the nuclear matrix, permitting the partitioning of DNA in the chromosomes into looped chromatin domains.
central element definition: A structural unit of the synaptonemal complex found between the lateral elements. [GOC:elh]
Data Element definition: A unit of data for which the definition, identification, representation and permissible values are specified by means of a set of attributes.
Element definition: An artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system.
Design Element definition: An element of an array. This is generally of type feature but can be specified as reporters or compositeSequence for arrays that are abstracted from a physical array. (caMAGE)
columella definition: A rod-like element of the sexine and ectexine, supporting either the tectum (the layer of sexine which forms a roof over the columella), or supporting a caput (an architectural element on top of a columella). [http://www.mobot.org/MOBOT/research/APweb/]
neon definition: [1] Neon
periodic table definition: [1] Chemie: nach Gruppen und Perioden geordnete, systematische Tabelle der chemischen Elemente
element definition: Élément.
element definition: Élément (''(chemical) element'').
element definition: Membre , point.
 
 
deGerman
Element definition: [1] allgemein: Grundbestandteil, Baustein [2] Chemie: eine Klasse von Atomen gleicher Protonenzahl; ein Stoff, der chemisch nicht weiter zerlegt werden kann [3] Esoterik: einer der vier Grundstoffe Erde, Feuer, Wasser und Luft [4] Mathematik: etwas, das in einer Menge enthalten ist [5] Informatik: in den Auszeichnungssprachen (SGML, HTML, XML) ein Stück Text oder Binärdaten mit den umschließenden Tags [6] meist Plural: wurde während des Dritten Reiches verwendet, herabwürdigende Bezeichnung für Menschen (LTI, Lingua Tertii Imperii)
Teil definition: [1] ein Element, Stück eines Ganzen (oft im Zusammenhang mit anorganischen, also leblosen Gegenständen) [2] ein Kleidungsstück [3]
Brennelement definition: [1] Energielieferant in einem Kernreaktor
Bestandteil definition: [1] ein Teil eines Objektes oder eines kompletten Ganzen
Bestimmungswort definition: [1] Sprachwissenschaft: Der Teil einer Zusammensetzung (eines Determinativkompositums), durch den das Grundwort eine spezielle Bedeutung erhält
Bauteil definition: [1] In der Technik Einzelteile von technischen Komplexen (Mechanismen, Maschinen, Apparaten etc.) [2] In Architektur und Bauwesen einen Teil in der Bauausführung eines Bauwerks oder eines Gebäudes [3] In der Elektronik die kleinste funktionsfähige Einheit [4] Im Maschinenbau die funktionsmäßig nicht mehr weiter zerlegbaren Bestandteile einer Maschinenkonstruktion
Einschlag definition: [1] das Eintreffen von Blitz oder Geschoss [2] Spur die ein Schlag hinterlässt [3] Beimischung völkischer Eigenart [4] Forstwirtschaft: planmäßige Baumfällung [5] Fahrzeug: Lenkung der Räder, Drehung am Lenkrad [6] Schneiderei: Saum bei Kleidungsstücken [7] Landwirtschaft: Abdeckung von Jungpflanzen mit Erde
Oberschrank definition: [1] Haushalt: Ein Schrank, der meist als Hängeschrank im oberen Bereich einer Einbauküche deutlich über der Arbeitsplatte an der Wand angebracht ist.
Unterschrank definition: [1] Haushalt: Ein Schrank in der Küche, der unter einer Arbeitsplatte eingebaut ist
chemisches Element definition: Chemie:Sammelbezeichnung für alle Atomarten mit derselben Anzahl an Protonen in Atomkern
Störfaktor definition: [1] eine Sache oder Umstand, der nicht dienlich ist ein Ziel zu erreichen.
Element definition: Élément.
 
hyArmenian
տարր definition: [1] Chemie: Element n
 
frFrench
élément definition: [1] Element, Urstoff, Grundstoff, Naturgewalt, Bestandteil, Baustein, Zelle
élément definition: Partie unitaire d’un ensemble.
élément definition: Substance impossible à décomposer en une autre substance plus simple au cours d’une réaction chimique.
élément definition: Espèce chimique correspondant à un type donné d’atomes, caractérisée par son numéro atomique.
élément definition: On appelle aussi, dans le langage courant, '''''éléments''' d’un corps'' les substances composées ou simples qui constituent ce corps.
élément definition: ''Les '''éléments''' de la pile,'' Les couples de plaques de zinc et de cuivre, dont on se sert pour construire les piles voltaïques dites à auges.
élément definition: Toute chose qui entre dans la composition d’une autre, qui contribue à la former.
élément definition: Il désignait anciennement les quatre substances, l’air, le feu, la terre et l’eau que l’on croyait simples, parce qu’on ne savait pas les décomposer, et que l’on supposait être les principes constituants de tous les corps.
élément definition: Les diverses conditions de sol, de climat, de saison.
élément definition: Il signifie encore milieu dans lequel vit et se meut un être animé, un organisme.
élément definition: Principes d’un art ou d’une science.
élément definition: #* ''Il en est aux '''éléments''', aux premiers '''éléments'''.''
pièce definition: Partie portion, morceau d’un tout.
pièce definition: Partie d’un logement, d’une maison. Ellipse de « pièce d’habitation ».
pièce definition: Plus petit élément monétaire, médaille. Ellipse de « pièce de monnaie ».
pièce definition: Œuvre, ouvrage de l’esprit, dont chacun fait un tout complet.
pièce definition: Document, partie d'un dossier. Toute sorte d’écriture qui sert à quelque procès, tout ce qu’on produit pour établir son droit.
pièce definition: Figurine des jeux de plateau en particulier aux échecs, où elle peut désigner le roi, la dame, le cavalier, la tour ou le fou par opposition aux pions .
pièce definition: Unité.
pièce definition: Se dit aussi de certaines choses considérées comme faisant partie d’une collection, d’un ensemble.
pièce definition: Se dit aussi de certaines choses qui, bien que détachées d’un ensemble collectif, forment un tout en soi.
pièce definition: Se dit aussi de certaines choses considérées séparément de celles qui sont de même nature.
pièce definition: Canon. Par ellipse de « pièce d’artillerie ».
abc definition: Petit livret contenant l’alphabet et la combinaison des lettres pour enseigner à lire.
abc definition: Principes élémentaires, commencement d’un art, d’une science.
codet definition: Groupe d'éléments représentant, selon un code, une donnée élémentaire.
batterie definition: Querelle où il y a des coups donnés.
batterie definition: Pièces d’artillerie, destinées à tirer sur l’ennemi, et souvent d’un lieu, d’un ouvrage où l’on place un certain nombre de ces pièces.
batterie definition: ''Dresser ses '''batteries''''' : Prendre ses mesures pour faire réussir un projet.
batterie definition: ''Démonter la '''batterie''', les '''batteries''' de quelqu’un'' : Déconcerter son plan, rendre ses moyens nuls en lui en opposant de plus forts.
batterie definition: Unité d’une compagnie de régiment d’artillerie.
batterie definition: Réunion d’éléments producteurs de courant électrique.
batterie definition: Ensemble d’accumulateurs électriques reliés entre eux de façon à créer un générateur de courant continu de la capacité et de la tension désirée.
batterie definition: '''''Batterie''' de cuisine'' : Ensemble des ustensiles en métal qui servent à la cuisine.
batterie definition: Diverses manières de battre le tambour.
batterie definition: Certaine manière de jouer sur la guitare, qui consiste à battre les cordes avec les doigts au lieu de les pincer.
batterie definition: Suite d’arpèges à notes détachées qui se font sur certains instruments à cordes.
batterie definition: Instrument de musique permettant de donner le rythme dans des formations musicales. Fait partie de la section rythmique d’une formation.
 
svSwedish
element definition: [1] Element
element definition: Élément.
 
csCzech
element definition: [1] Element
 
euBasque
elementu definition: [1] allgemein und wissenschaftlich: Element
elementu kimiko definition: [1] Chemie: alle chemischen Stoffe, die ausschließlich aus Atomen mit gleicher Anzahl an Protonen im Atomkern bestehen.
 
caCatalan
element superior definition: [1] Haushalt: der Oberschrank (Küche etc.)
element inferior definition: [1] Haushalt: der Unterschrank (Küche etc.)
element definition: Élément.
 
nlDutch
beginsel definition: Principe.
beginsel definition: Élément.
element definition: Batterie, pile.
element definition: Élément.
cel definition: Cellule.
cel definition: Violoncelle.
cel definition: Batterie, pile.
cel definition: Cachot, prison.
bestanddeel definition: Élément.
 
daDanish
element definition: Élément.