labrum
la·brum
noun \ˈlā-brəm\Definition of LABRUM
1
: an upper or anterior mouthpart of an arthropod consisting of a single median piece in front of or above the mandibles
2
: a ring of fibrous cartilage forming the margin of the shallow cavity of the upper part of the scapula by which the humerus articulates with the pectoral girdle
See Origin of LABRUM
New Latin, from Latin, lip, edge — more at lip
First Known Use: 1826
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