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Meaning of ACETABULUM

Pronunciation:  `asi'tabyulum

 
WordNet Dictionary
 
 Definition: 
[n]  the cup-shaped hollow in the hipbone into which the head of the femur fits to form a ball-and-socket joint
 

ACETABULUM is a 10 letter word that starts with A.

 

 Synonyms: cotyloid cavity
 
 See Also: hipbone, innominate bone, socket

 

 

Webster's 1913 Dictionary
 
 Definition: 
\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.

 
Biology Dictionary
 
 Definition: A cuplike socket in the pelvis into which the head of the thigh bone (femur) fits. Also, in entomology, the leg socket on an insect's abdomen or thorax.
 

 

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