Lexic.us

Definition of Acid-fast

1. Adjective. Not easily decolorized by acid solutions; pertains to micro-organisms (especially the tubercle bacillus that causes tuberculosis).

Medical Definition of Acid-fast

1. A term used to denote bacteria that are not decolorised by acid-alcohol after having been stained with dyes such as basic fuchsin. The presence of acid fast organisms can be found in cultures that contain mycobacteria or some of the nocardiae. (12 Jul 2000)

Lexicographical Neighbors of Acid-fast

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