唇しん形けいしんけいMeanings1noun which may take the genitive case particle 'no', nounlabiate; lip-shapedbotanyBotanical term describing a flower or plant part that is shaped like lips, as in the mint family (Lamiaceae).シソ科かの花はなは唇しん形けいをしている。Flowers of the mint family are labiate.