Acetabulum Definition

ăsĭ-tăbyə-ləm
acetabula, acetabulums
noun
acetabula
The cup-shaped socket of the hipbone, into which the head of the thighbone fits.
Webster's New World
Any suction disc of flukes, leeches, cephalopods, etc.
Webster's New World
The cavity into which an insect's leg fits.
Webster's New World
The cup-shaped cavity at the base of the hipbone into which the ball-shaped head of the femur fits.
American Heritage Medicine
A cavity or socket in the body of an insect into which an appendage fits.
American Heritage Medicine
Synonyms:
  • cotyloid cavity

Other Word Forms of Acetabulum

Noun

Singular:
acetabulum
Plural:
acetabula, acetabulums

Origin of Acetabulum

  • Latin acetabulum (“a little saucer for vinegar”), from acetum (“vinegar”), from acere (“to be sour”)

    From Wiktionary

  • Latin acētābulum vinegar cup from acētum vinegar acetum

    From American Heritage Dictionary of the English Language, 5th Edition

Find Similar Words

Find similar words to acetabulum using the buttons below.

Words Starting With

Words Ending With

Unscrambles

acetabulum