Acetabulum

word

1. Noun

A vinegar cup; socket of the hip bone; a measure of about one eighth of a pint, etc.

2. Noun

The bony cup which receives the head of the thigh bone.

3. Noun

The cavity in which the leg of an insect is inserted at its articulation with the body.

4. Noun

A sucker of the sepia or cuttlefish and related animals.

5. Noun

The large posterior sucker of the leeches.

6. Noun

One of the lobes of the placenta in ruminating animals.

7. Noun

the cup-shaped hollow in the hipbone into which the head of the femur fits to form a ball-and-socket joint
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