- 1. n. 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¡ 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. Source: opted
- 2. n. Arsenious oxide or arsenious anhydride; -- called also arsenious acid, white arsenic, and ratsbane. Source: opted
- 3. a. Pertaining to, or derived from, arsenic; -- said of those compounds of arsenic in which this element has its highest equivalence; as, arsenic acid. Source: opted
- 4. n. a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer Source: wordnet
- 5. n. a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and in various alloys; found in arsenopyrite and orpiment and realgar Source: wordnet
- 6. 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 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.) Arsenious oxide or arsenious anhydride; -- called also arsenious acid, white arsenic, and ratsbane. 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
- 7. One of the elements, a solid substance resembling a metal inits physical properties, but in its chemical relations ranking withthe nonmetals. It is of a steel-gray color and brilliant luster,though usually dull from tarnish. It is very brittle, and sublimes at356º Fahrenheit. It is sometimes found native, but usually combinedwith silver, cobalt, nickel, iron, antimony, or sulphur. Orpiment andrealgar are two of its sulphur compounds, the first of which is thetrue arsenticum of the ancients. The element and its compounds areactive poisons. Specific gravity from 5.7 to 5.9. Atomic weight.Symbol As. Source: adambom
- 8. n:100 n. a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer 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 Source: ecdict
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