labrum

(redirected from articular lip)
Also found in: Dictionary, Encyclopedia, Wikipedia.

labrum

 [la´brum] (L.)
a rim or lip.

la·brum

, pl.

la·bra

(lā'brŭm, lā'bră), [TA]
1. A lip.
2. A lip-shaped structure.
3. A fibrocartilaginous lip around the margin of the concave portion of some joints. Synonym(s): articular labrum, articular lip, labrum articulare
[L.]

labrum

/la·brum/ (la´brum) pl. la´bra   [L.] an edge, rim, or lip.

labrum

(lā′brəm)
n. pl. la·bra (-brə)
A lip or liplike structure, such as the one forming the roof of the mouth in insects.

la·brum

, pl. labra (lā'brŭm, -bră) [TA]
1. A lip.
2. A lip-shaped structure.
[L.]

labrum

a cuticular plate at the front of the insect head, forming an upper lip. The labrum lies immediately below the clypeus, with which it is hinged, and in front of the MANDIBLES. See Fig. 197 .

la·brum

, pl. labra (lā'brŭm, -bră) [TA]
1. A lip.
2. A lip-shaped structure.
3. A fibrocartilaginous lip around the margin of the concave portion of some joints.
Synonym(s): articular lip.
[L.]

labrum

pl. labra [L.] an edge, rim or lip, e.g. upper lip of insects.

acetabular labrum
the ring of fibrocartilage that is attached to and deepens the acetabulum; large and thick in the horse and cow. Called also acetabular glenoidal labrum.
acetabular glenoidal labrum
see acetabular labrum (above).
articular labrum
a fibrocartilaginous rim around the edge of some joint sockets such as the acetabulum and the glenoid.