First Known Use: 1826
Dictionary
labrum
noun la·brum \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 labrum defined for kids ADVERTISEMENT
Origin of LABRUM
New Latin, from Latin, lip, edge — more at lip
Medical Dictionary
labrum
noun la·brum \ˈlā-brəm\
Medical 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 fibrous ring of cartilage attached to the rim of a joint; especially : glenoid labrum
Seen & Heard
What made you want to look up labrum? Please tell us where you read or heard it (including the quote, if possible).