form-aldehyde

formaldehyde

[fawr-mal-duh-hahyd, fer-]
noun Chemistry.
a colorless, toxic, potentially carcinogenic, water-soluble gas, CH 2 O, having a suffocating odor, usually derived from methyl alcohol by oxidation: used chiefly in aqueous solution, as a disinfectant and preservative, and in the manufacture of various resins and plastics.
Also called methanal.
Compare formalin.


Origin:
1870–75; form(ic) + aldehyde; modeled on German Formaldehyd

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World English Dictionary
formaldehyde (fɔːˈmældɪˌhaɪd)
 
n
Systematic name: methanal a colourless poisonous irritating gas with a pungent characteristic odour, made by the oxidation of methanol and used as formalin and in the manufacture of synthetic resins. Formula: HCHO
 
[C19: form(ic) + aldehyde; on the model of German Formaldehyd]

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Etymonline
Word Origin & History

formaldehyde
1872, formed from form(ic acid) + aldehyde, coined by Ger. chemist Justus von Liebig (1803-73), abbreviation of al(cohol) dehyd(rogenatum) "dehydrogenated alcohol."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

formaldehyde for·mal·de·hyde (fôr-māl'də-hīd')
n.
A colorless, gaseous compound that is the simplest aldehyde, used for manufacturing melamine and phenolic resins, fertilizers, dyes, and embalming fluids and in aqueous solution as a preservative and disinfectant.

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Science Dictionary
formaldehyde   (fôr-māl'də-hīd')  Pronunciation Key 
A colorless gas having a sharp, suffocating odor. It is used in making plastics and, when dissolved in a solution of water and methanol, to preserve biological specimens. Chemical formula: CH2O.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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