formaldehyde Hear it!

formaldehyde definition

form·al·de·hyde (fôr mal′də hīd′, fər-)

noun

a pungent gas, HCHO, used in solution as a strong disinfectant and preservative, and in the manufacture of synthetic resins, dyes, etc.

Etymology: form(ic) + aldehyde

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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