arsenic

arsenic
I. noun Etymology: Middle English arsenik orpiment, from Anglo-French & Latin; Anglo-French, from Latin arsenicum, from Greek arsenikon, arrhenikon, from Syriac zarnīg, of Iranian origin; akin to Avestan zaranya gold, Sanskrit hari yellowish — more at yellow Date: 14th century 1. a trivalent and pentavalent metalloid poisonous element that is commonly metallic steel gray, crystalline, and brittle and is used especially in wood preservatives, alloys, and semiconductors — see element table 2. a poisonous trioxide As2O3 or As4O6 of arsenic used especially as an insecticide or weed killer — called also arsenic trioxide II. adjective Date: 1801 of, relating to, or containing arsenic especially with a valence of five

New Collegiate Dictionary. 2001.

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  • Arsenic — (pronEng|ˈɑrsənɪk) is a chemical element that has the symbol As and atomic number of 33. Arsenic was first documented by Albertus Magnus in 1250cite book |last=Emsley |first=John |title=Nature s Building Blocks: An A Z Guide to the Elements |year …   Wikipedia

  • ARSENIC — L’arsenic est l’élément chimique de symbole As et de numéro atomique 33. Bien qu’il soit très répandu dans le règne minéral et dans les organismes vivants, une quarantaine d’éléments sur quatre vingt douze sont plus abondants que lui; il ne… …   Encyclopédie Universelle

  • arsenic — ARSÉNIC s.n. Pulbere fină, albă, cu miros de usturoi, foarte toxică pentru om; arsen (2). ♢ (Adjectival) Acid arsenic = acid rezultat din combinarea arsenului (1) cu acid azotic. – Din fr. arsenic, lat. arsenicum. Trimis de romac, 25.10.2007.… …   Dicționar Român

  • arsenic — ARSENIC. s. m. Demi métal qui a la propriété de se dissiper dans le feu sous la forme d une fumée dont l odeur est semblable à celle de l ail. On compte trois espèces d Arsenic, le blanc, le jaune et le rouge. L Arsenic blanc est pur, et a été… …   Dictionnaire de l'Académie Française 1798

  • arsenic — [är′sə nik΄; ] for adj. [ är sen′ik] n. [ME < OFr < L arsenicum < Gr arsenikon, yellow orpiment; ult. (? via Syr zarnīk(ā)) < Iran * zarnīk, gold colored (> Pers zarnīq, arsenic); assoc. in Gr with arsenikos, strong, masculine] 1.… …   English World dictionary

  • arsenic — (n.) late 14c., from O.Fr. arsenic, from L. arsenicum, from late Gk. arsenikon arsenic (Dioscorides; Aristotle has it as sandarake), adapted from Syriac (al) zarniqa arsenic, from Middle Persian zarnik gold colored (arsenic trisulphide has a… …   Etymology dictionary

  • Arsenic — Ar*sen ic, a. (Chem.) Pertaining to, or derived from, arsenic; said of those compounds of arsenic in which this element has its highest equivalence; as, arsenic acid. [1913 Webster] …   The Collaborative International Dictionary of English

  • Arsenic — Ar se*nic ([aum]r s[ e]*n[i^]k; 277), n. [L. arsenicum, Gr. arseniko n, arreniko n, yellow orpiment, perh. fr. arseniko s or better Attic arreniko s masculine, a rrhn male, on account of its strength, or fr. Per. zern[=i]kh: cf. F. arsenic.] 1.… …   The Collaborative International Dictionary of English

  • arsenic — ARSENIC. s. m. Espece de mineral & de poison fort corrosif. On luy donna de l arsenic, il fut empoisonné avec de l arsenic …   Dictionnaire de l'Académie française

  • arsenic — arsenic; or·tho·arsenic; …   English syllables

  • arsenic — ARSENIC: Se trouve partout (rappeler Mme Lafarge). Cependant, il y a des peuples qui en mangent …   Dictionnaire des idées reçues

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