Dictionary

labium

noun la·bi·um \ˈlā-bē-əm\

plural la·bia \-ə\

Definition of LABIUM

: any of the folds at the margin of the vulva — compare labia majora, labia minora

: the lower lip of a labiate corolla

a : a lower mouthpart of an insect that is formed by the second pair of maxillae united in the middle line

b : a liplike part of various invertebrates

See labium defined for kids

New Latin, from Latin, lip — more at lip

First Known Use: 1634

Medical Dictionary

noun la·bi·um \ˈlā-bē-əm\

plural la·bia \-ə\

: any of the folds at the margin of the vulva—compare labia majora, labia minora

: a lower mouthpart of an insect that is formed by the second pair of maxillae united in the midline

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