lacmoid

noun

lac·​moid

variants or less commonly lackmoid

ˈlakˌmȯid

plural -s

: a violet-blue dye resembling litmus that is made by the action of nitrites on resorcinol and is used as an indicator in titration

Word History

Etymology

lacmoid, International Scientific Vocabulary lacm- (from lacmus) + -oid; probably originally formed as German lakmoid; lackmoid, alteration of lacmoid

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