acid-fast

See in a sentence
(as′id fast′)

adjective

that does not readily lose its color when exposed to acids after being stained: said esp. of certain bacteria and tissues

See acid-fast in American Heritage Dictionary 4

adjective
Not decolorized by acid after staining, as bacteria that retain dye after an acid rinse.

Related Forms:

  • acˈid-fastˌness noun

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© 1996-2013 LoveToKnow, Corp. All Rights Reserved. Audio pronunciation provided by LoveToKnow, Corp.