Dictionary

acetabulum

noun ac·e·tab·u·lum \-ˈta-byə-ləm\
plural ac·e·tab·u·lums or ac·e·tab·u·la\-lə\

Definition of ACETABULUM

1
:  a ventral sucker of a trematode
2
:  the cup-shaped socket in the hipbone
ac·e·tab·u·lar \-lər\ adjective

Origin of ACETABULUM

Latin, literally, vinegar cup, from acetum vinegar
First Known Use: 1661

acetabulum

noun ac·e·tab·u·lum \-ˈtab-yə-ləm\   (Medical Dictionary)
plural ac·e·tab·u·lums or ac·e·tab·u·la \-lə\

Medical Definition of ACETABULUM

1
:  the cup-shaped socket in the hip bone
2
:  a sucker of an invertebrate (as a trematode or leech)
ac·e·tab·u·lar \-lər\ adjective

Illustration of ACETABULUM

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