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ac·e·tab·u·lum
 acetabulum
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- pronunciation:
- ae
sih
tae
by
lm
| part of speech: |
noun |
| definition 1: |
the cup-shaped socket of the hipbone into which the top of the thighbone fits.
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| definition 2: |
any of the suction cups on the arms of an octopus, or similar appendages, as on leeches or certain fish.
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| derivation: |
acetabular (adj.) |
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