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.

 

© Webster 1913.

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