Bible Dictionaries
Labrum

Webster's Dictionary

(1):

(n.) The external margin of the aperture of a shell. See Univalve.

(2):

(n.) A lip or edge, as of a basin.

(3):

(n.) An organ in insects and crustaceans covering the upper part of the mouth, and serving as an upper lip. See Illust. of Hymenoptera.

Bibliography Information
Webster, Noah. Entry for 'Labrum'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​l/labrum.html. 1828.