Hydrocyanic acid

Hydrocyanic 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:

  • hydrocyanic acid — [hī΄drō sī an′ik] n. a weak, highly poisonous acid, HCN, that is a colorless liquid with the odor of bitter almonds: it is used as a fumigant, poison gas, in metallurgy, etc …   English World dictionary

  • hydrocyanic acid — cianido rūgštis statusas T sritis chemija formulė HCN atitikmenys: angl. hydrocyanic acid; hydrogen cyanide; Prussian acid rus. синильная кислота; цианистоводородная кислота; циановодород ryšiai: sinonimas – vandenilio cianidas …   Chemijos terminų aiškinamasis žodynas

  • hydrocyanic acid — cianido rūgštis statusas T sritis apsauga nuo naikinimo priemonių apibrėžtis Bendroji nepatvarioji kovinė nuodingoji medžiaga. Karčiųjų migdolų kvapo bespalvis skystis, gerai tirpsta vandenyje, stiprus, greitai veikiantis nuodas. Pagrindinė… …   Apsaugos nuo naikinimo priemonių enciklopedinis žodynas

  • hydrocyanic acid — HCN; a colorless, very toxic liquid, with the odor of bitter almonds, present in bitter almonds (amygdalin), the stones of peaches, plums and other fruits, and laurel leaves; inhalation of 300 p.p.m. causes death. SYN: hydrogen cyanide, prussic… …   Medical dictionary

  • hydrocyanic acid — noun a solution of hydrogen cyanide, HCN, in water; a weak poisonous acid, used as a fumigant Syn: prussic acid …   Wiktionary

  • hydrocyanic acid — prussic acid an intensely poisonous volatile acid that can cause death within a minute if inhaled. It has a smell of bitter almonds. See: cyanide …   The new mediacal dictionary

  • hydrocyanic acid — noun Etymology: International Scientific Vocabulary Date: 1816 an aqueous solution of hydrogen cyanide HCN that is a poisonous weak acid and is used chiefly in fumigating and in organic synthesis …   New Collegiate Dictionary

  • hydrocyanic acid — a colorless, highly poisonous liquid, HCN, an aqueous solution of hydrogen cyanide. Also called prussic acid. [1810 20] * * * …   Universalium

  • hydrocyanic acid — Prussic acid …   New dictionary of synonyms

  • hydrocyanic acid — hy′drocyan′ic ac′id n. chem. a colorless, highly poisonous liquid, HCN, an aqueous solution of hydrogen cyanide Also called prussic acid …   From formal English to slang

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