paraformaldehyde

paraformaldehyde
paraformaldehyde par`a*form*al"de*hyde, n. [Pref. para- + formaldehyde.] (Chem.) A polymer of formaldehyde obtained as a white crystalline substance by concentration of a formaldehyde solution. Formula {(CH20)n}. It dissolves in hot water with the release of formaldehyde, and is used as a disinfectant. [1913 Webster +PJC]

The Collaborative International Dictionary of English. 2000.

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  • paraformaldéhyde — ● paraformaldéhyde nom masculin Synonyme de trioxanne. ● paraformaldéhyde (synonymes) nom masculin Synonymes : trioxanne …   Encyclopédie Universelle

  • Paraformaldehyde — Chembox new ImageFile = Paraformaldehyd.svg ImageSize = 150px IUPACName = Polyoxymethylene OtherNames = Section1 = Chembox Identifiers CASNo = 30525 89 4 PubChem = 24898648 SMILES = Section2 = Chembox Properties Formula = (CH2O)n (n = 8 100)… …   Wikipedia

  • paraformaldehyde — paraformaldehidas statusas T sritis chemija apibrėžtis Formaldehido oligomeras. formulė Formulę žr. priede. priedas( ai) Grafinis formatas atitikmenys: angl. paraform; paraformaldehyde rus. параформ; параформальдегид ryšiai: sinonimas –… …   Chemijos terminų aiškinamasis žodynas

  • paraformaldehyde — noun Date: 1894 a white powder (CH2O)x that consists of a polymer of formaldehyde and is used especially as a disinfectant …   New Collegiate Dictionary

  • paraformaldehyde — a white crystalline solid, the polymerized form of formaldehyde gas (usually 90 97% pure). It has an irritating odor and can emit potentially flammable and explosive formaldehyde vapors at room temperatures. Dissolved in water, it can be used to… …   Dictionary of ichthyology

  • paraformaldehyde — /par euh fawr mal deuh huyd , feuhr /, n. Chem. a white, crystalline polymer of formaldehyde, (HCOH)n, from which it is obtained by evaporation of the aqueous solution: used chiefly as an antiseptic. Also called paraform /par euh fawrm /. [1930… …   Universalium

  • paraformaldehyde — noun A solid oligomer of formaldehyde that is used as a fumigant, and as a fixative in histology …   Wiktionary

  • paraformaldehyde — A polymer of formaldehyde, used as a disinfectant. SYN: trioxymethylene. * * * para·form·al·de·hyde .par ə fȯr mal də .hīd, fər n a white powder (CH2O)x that consists of a polymer of formaldehyde and is used esp. as a fungicide …   Medical dictionary

  • paraformaldehyde — para·formaldehyde …   English syllables

  • paraformaldehyde — par•a•form•al•de•hyde [[t]ˌpær ə fɔrˈmæl dəˌhaɪd, fər [/t]] n. chem. a white, crystalline polymer of formaldehyde, (HCOH) n , used chiefly as an antiseptic. Also called par′a•form [[t] ˌfɔrm[/t]] • Etymology: 1930–35 …   From formal English to slang

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