ARSENIC
arsenic, As, atomic number
(noun) a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar
arsenic, arsenic trioxide, arsenous anhydride, arsenous oxide, white arsenic, ratsbane
(noun) a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
Source: WordNet® 3.1
Etymology
Noun
arsenic (countable and uncountable, plural arsenics)
A nonmetallic chemical element (symbol As) with an atomic number of 33.
(countable) A single atom of this element.
Arsenic trioxide.
Adjective
arsenic (not comparable)
Of or containing arsenic with a valence of 5.
Anagrams
• Racines, Serican, arcsine, carines, carnies, cerasin, sarcine, scarine
Source: Wiktionary
Ar"se*nic, n. Etym: [L. arsenicum, Gr. zernikh: cf. F. arsenic.]
1. (Chem.)
Definition: One of the elements, a solid substance resembling a metal in
its physical properties, but in its chemical relations ranking with
the nonmetals. It is of a steel-gray color and brilliant luster,
though usually dull from tarnish. It is very brittle, and sublimes at
356º Fahrenheit. It is sometimes found native, but usually combined
with silver, cobalt, nickel, iron, antimony, or sulphur. Orpiment and
realgar are two of its sulphur compounds, the first of which is the
true arsenticum of the ancients. The element and its compounds are
active poisons. Specific gravity from 5.7 to 5.9. Atomic weight.
Symbol As.
2. (Com.)
Definition: Arsenious oxide or arsenious anhydride; -- called also
arsenious acid, white arsenic, and ratsbane.
Ar*sen"ic, a. (Chem.)
Definition: Pertaining to, or derived from, arsenic; -- said of those
compounds of arsenic in which this element has its highest
equivalence; as, arsenic acid.
Source: Webster’s Unabridged Dictionary 1913 Edition