acetabulum
ac·e·tab·u·lum
noun \-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
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