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Meaning of ARSENIC

Pronunciation:  '├órsunik

WordNet Dictionary
  1. [n]  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
  2. [n]  a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide and weed killer

ARSENIC is a 7 letter word that starts with A.


 Synonyms: arsenic trioxide, arsenous anhydride, arsenous oxide, As, atomic number 33
 See Also: arsenopyrite, chemical element, element, herbicide, insect powder, insecticide, mispickel, orpiment, realgar, trioxide, weed killer, weedkiller



Webster's 1913 Dictionary
  1. \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. (Chem.) 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 356[deg]
       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 arsenicum of the
       ancients. The element and its compounds are active
       poisons. Specific gravity from 5.7 to 5.9. Atomic weight
       75. Symbol As.
    2. (Com.) Arsenious oxide or arsenious anhydride; -- called
       also {arsenious acid}, {white arsenic}, and {ratsbane}.
  2. \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.
Thesaurus Terms
 Related Terms: antimony, arsenic trioxide, beryllium, bichloride of mercury, cadmium, carbolic acid, carbon monoxide, carbon tetrachloride, chlorine, cyanide, DDD, DDT, hydrocyanic acid, hyoscyamine, lead, mercuric chloride, mercury, mustard gas, nicotine, Paris green, phenol, poison gas, prussic acid, selenium, strychnine