GRAM STAIN

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A staining technique used to classify bacteria; bacteria are stained with gentian violet and then treated with Gram's solution; after being decolorized with alcohol and treated with safranine and washed in water, those that retain the gentian violet are Gram-positive and those that do not retain it are Gram-negative

Synonyms:

Gram's method; Gram's procedure; Gram's stain; Gram method; Gram stain

Classified under:

Nouns denoting acts or actions

Hypernyms ("Gram stain" is a kind of...):

staining ((histology) the use of a dye to color specimens for microscopic study)

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