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6 definitions found
 for arsenic
From The Collaborative International Dictionary of English v.0.48 :

  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]

From The Collaborative International Dictionary of English v.0.48 :

  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[imac]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.
        [1913 Webster]
  
     2. (Com.) Arsenious oxide or arsenious anhydride; -- called
        also arsenious acid, white arsenic, and ratsbane.
        [1913 Webster]

From WordNet (r) 3.0 (2006) :

  arsenic
      n 1: a white powdered poisonous trioxide of arsenic; used in
           manufacturing glass and as a pesticide (rat poison) and
           weed killer [syn: arsenic, arsenic trioxide, arsenous
           anhydride, arsenous oxide, white arsenic, ratsbane]
      2: 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 [syn: arsenic, As, atomic
         number 33]

From Moby Thesaurus II by Grady Ward, 1.0 :

  25 Moby Thesaurus words for "arsenic":
     DDD, DDT, Paris green, antimony, arsenic trioxide, beryllium,
     bichloride of mercury, cadmium, carbolic acid, carbon monoxide,
     carbon tetrachloride, chlorine, cyanide, hydrocyanic acid,
     hyoscyamine, lead, mercuric chloride, mercury, mustard gas,
     nicotine, phenol, poison gas, prussic acid, selenium, strychnine
  
  

From The Elements (07Nov00) :

  arsenic
  Symbol: As
  Atomic number: 33
  Atomic weight: 74.922
  Metalloid element of group 15. There are three allotropes, yellow,
  black,
  and grey. Reacts with halogens, concentrated oxidizing acids and hot
  alkalis. Albertus Magnus is believed to have been the first to isolate
  the
  element in 1250.
  

From The Devil's Dictionary (1881-1906) :

  ARSENIC, n.  A kind of cosmetic greatly affected by the ladies, whom
  it greatly affects in turn.
  
      "Eat arsenic?  Yes, all you get,"
          Consenting, he did speak up;
      "'Tis better you should eat it, pet,
          Than put it in my teacup."
                                                               Joel Huck
  

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