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more about acetabulum
acetabulum |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Acetabulum \Ac`e*tab"u*lum\, n. [L., a little saucer for vinegar, fr acetum vinegar, fr acere to be sour.] 1. (Rom. Antiq.) A vinegar cup; socket of the hip bone; a measure of about one eighth of a pint, etc 2. (Anat.) a The bony cup which receives the head of the thigh bone. b The cavity in which the leg of an insect is inserted at its articulation with the body. c A sucker of the sepia or cuttlefish and related animals. d The large posterior sucker of the leeches. e One of the lobes of the placenta in ruminating animals. From WordNet r 1.6 [wn]: acetabulum n : the cup-shaped hollow in the hipbone into which the head of the femur fits to form a ball-and-socket joint [syn: {cotyloid cavity}]
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