Labrum (Latin for "an edge, rim of a vessel") can refer to:

• Labrum (surname), an English surname
• In architecture, a labrum is a large, water-filled vessel or basin with an overhanging lip. Marble labrums were a common feature of Roman thermae.
• In entomology, the labrum is the upper lip of an insect mouth, the lower lip being termed the labium.
• In anatomy:
  • The glenoid labrum, a lip-like projection of cartilage on the scapula
  • The acetabular labrum, a ring of cartilage that surrounds the acetabulum (the socket of the hip joint)
  • In a human shoulder, the labrum is a structure made of cartilage surrounding the joint between the humerus and the collarbone.

[edit] See also

• Labium, Latin for "lip"

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