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labrum

Pronunciation: /ˈleɪbrəm/

Definition of labrum

noun (plural labra /-brə/)

Zoology
  • a structure corresponding to a lip, especially the upper border of the mouthparts of a crustacean or insect.

Derivatives

labral

adjective

Origin:

early 18th century: from Latin, literally 'lip'; related to labium

labrum in other Oxford dictionaries

Definition of labrum in the US English dictionary

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