acid-fast

acid-fast
/as"id fast', -fahst'/, adj.
resistant to decolorizing by acidified alcohol after staining.
[1900-05]

* * *


Universalium. 2010.

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  • acid-fast — adjective not easily decolorized by acid solutions; pertains to micro organisms (especially the tubercle bacillus that causes tuberculosis) • Similar to: ↑impervious, ↑imperviable * * * ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ adjective : not easily decolorized by acids… …   Useful english dictionary

  • acid-fast — /ˈæsəd fast/ (say asuhd fahst) adjective resistant to decolourisation by acid after staining …  

  • acid-fast — ac′id fast adj. lab resistant to decolorizing by acidified alcohol after staining • Etymology: 1900–05 ac′id fast ness, n …   From formal English to slang

  • acid fast — Refers to bacteria like the mycobacteria that cannot be easily decolorized with acid alcohol after being stained with dyes such as basic fuchsin …   Dictionary of microbiology

  • acid-fast staining — A staining procedure that differentiates between bacteria based on their ability to retain a dye when washed with an acid alcohol solution …   Dictionary of microbiology

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