prussic acid
Hydrocyanic Hy`dro*cy*an"ic, a. [Hydro-, 2 + anic: cf. F. hydrocyanique.] (Chem.) Pertaining to, or derived from the combination of, hydrogen and cyanogen. [1913 Webster]

{Hydrocyanic acid} (Chem.), a colorless, mobile, volatile liquid, {HCN}, having a characteristic peach-blossom odor. It is one of the most deadly poisons. It is made by the action of sulphuric acid on yellow prussiate of potassium (potassium ferrocyanide), and chemically resembles hydrochloric and hydrobromic acids. Called also {prussic acid}, {hydrogen cyanide}, etc. [1913 Webster]

The Collaborative International Dictionary of English. 2000.


Look at other dictionaries:

  • prussic acid — [prus′ik] n. [Fr (acide) prussique < (bleu de) Prusse, Prussian (blue): from its chemical relationship to Prussian blue] HYDROCYANIC ACID …   English World dictionary

  • prussic acid — [ prʌsɪk] noun old fashioned term for hydrocyanic acid. Derivatives prussiate noun Origin C18: prussic from Fr. prussique relating to Prussian blue …   English new terms dictionary

  • prussic acid — /prʌsɪk ˈæsəd/ (say prusik asuhd) noun → hydrocyanic acid. {prussic, from French prussique, from Prusse Prussia} …   Australian English dictionary

  • prussic acid — SYN: hydrocyanic acid. * * * prus·sic acid .prəs ik n HYDROCYANIC ACID * * * see hydrocyanic acid * * * prus·sic ac·id (prusґik) hydrogen cyanide …   Medical dictionary

  • prussic acid — Chem. See hydrocyanic acid. [1780 90; trans. of F acide prussique (equiv. to Prusse PRUSSIA + ique IC); so called because it was first obtained by heating Prussian blue with sulfuric acid] * * * …   Universalium

  • prussic acid — prus′sic ac′id [[t]ˈprʌs ɪk[/t]] n. chem. hydrocyanic acid • Etymology: 1780–90; trans. of F acide prussique (=Prusse Prussia+ ique ic); so called because it was first obtained by heating Prussian blue with sulfuric acid …   From formal English to slang

  • prussic acid — noun a solution of hydrogen cyanide in water; weak solutions are used in fumigating and in the synthesis of organic compounds • Syn: ↑hydrocyanic acid • Hypernyms: ↑acid …   Useful english dictionary

  • prussic acid — noun Etymology: French prussique, from (bleu de) Prusse Prussian blue Date: 1790 hydrocyanic acid …   New Collegiate Dictionary

  • prussic acid — prus|sic ac|id [ˌprʌsık ˈæsıd] n [U] [Date: 1700 1800; : French; Origin: prussique Prussian ; because it was first obtained from Prussian blue, a coloring material] a very poisonous acid …   Dictionary of contemporary English

  • prussic acid — prus|sic ac|id [ ,prʌsık æsıd ] noun uncount an extremely poisonous acid …   Usage of the words and phrases in modern English

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