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acid-fast

ac·id-fast
A a

Transcription

    • US Pronunciation
    • US IPA
    • [as-id fast, fahst]
    • /ˈæs ɪd fæst, fɑst/
    • US Pronunciation
    • US IPA
    • [as-id fast, fahst]
    • /ˈæs ɪd fæst, fɑst/

Definitions of acid-fast word

  • adjective acid-fast (of bacteria and tissues) resistant to decolorization by mineral acids after staining 3
  • adjective acid-fast that does not readily lose its color when exposed to acids after being stained: said esp. of certain bacteria and tissues 3
  • adjective acid-fast resistant to decolorizing by acidified alcohol after staining. 1
  • adjective acid-fast (histology) (of bacteria) Retaining stain when treated with an acidic solution. 0

Information block about the term

Origin of acid-fast

First appearance:

before 1900
One of the 17% newest English words
First recorded in 1900-05

Historical Comparancy

Parts of speech for Acid-fast

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation

acid-fast popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 48% of English native speakers know the meaning and use word.
According to our data about 69% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

Top questions with acid-fast

  • what is acid-fast bacilli?
  • what gram reaction do you expect from acid-fast bacteria?

See also

Matching words

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