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单词 counterstain
释义 coun·ter·stain
I. \ˈkau̇ntə(r)+ˌ-\ noun
Etymology: counter- + stain (n.)
: 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
II. \| ̷ ̷ ̷ ̷+\ transitive verb
Etymology: counter- + stain (v.)
: to stain (a tissue or microscopy specimen) with an additional usually contrasting color
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