counterstain

verb
coun·​ter·​stain | \ ˈkau̇n-tər-ˌstān How to pronounce counterstain (audio) \
counterstained; counterstaining; counterstains

Definition of counterstain

transitive verb

: to stain (something, such as a microscopy specimen) so as to color parts (such as the cytoplasm of cells) not colored by another stain (such as a nuclear stain)

Other Words from counterstain

counterstain noun

First Known Use of counterstain

1895, in the meaning defined above

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More Definitions for counterstain

counterstain

noun
coun·​ter·​stain | \ -ˌstān How to pronounce counterstain (audio) \

Medical Definition of counterstain

 (Entry 1 of 2)

: a stain used to color parts of a microscopy specimen not affected by another stain especially : a cytoplasmic stain used to contrast with or enhance a nuclear stain

counterstain

transitive verb

Medical Definition of counterstain (Entry 2 of 2)

: to stain (a tissue or microscopy specimen) with an additional usually contrasting color