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formaldehyde

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form⋅al⋅de⋅hyde

[fawr-mal-duh-hahyd, fer-]
–noun Chemistry.
a colorless, toxic, potentially carcinogenic, water-soluble gas, CH2O, 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 G Formaldehyd
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To formaldehyde
for·mal·de·hyde   (fôr-māl'də-hīd')   
n.  A colorless gaseous compound, HCHO, the simplest aldehyde, used for manufacturing melamine and phenolic resins, fertilizers, dyes, and embalming fluids and in aqueous solution as a preservative and disinfectant.

[form(ic acid) + aldehyde.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: form·al·de·hyde
Pronunciation: for-'mal-d&-"hId, f&r-
Function: noun
: a colorless pungent irritating gasCH2O used chiefly as a disinfectant and preservative and in chemical synthesis
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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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.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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