acetabulum

[ as-i-tab-yuh-luhm ]

/ ˌæs ɪˈtæb yə ləm /

noun, plural ac·e·tab·u·la [as-i-tab-yuh-luh]. /ˌæs ɪˈtæb yə lə/.

Anatomy. the socket in the hipbone that receives the head of the thighbone.

Zoology. any of the suction appendages of a leech, octopus, etc.

Origin of acetabulum

1660–70; <Latin: hip socket, cup-shaped part of a plant (Pliny), literally, small cup, originally for vinegar, equivalent to acēt(um) vinegar + -ā- by analogy with verbal derivatives (cf. vocable) + -bulum suffix denoting instrument or vessel

OTHER WORDS FROM acetabulum

ac·e·tab·u·lar, adjectivepost·ac·e·tab·u·lar, adjectivepre·ac·e·tab·u·lar, adjectivesub·ac·e·tab·u·lar, adjective

Words nearby acetabulum

acet-, acetabular fossa, acetabulectomy, acetabuliform, acetabuloplasty, acetabulum, acetal, acetaldehyde, acetaldol, acetamide, acetaminophen

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for acetabulum

Secondly, the ilium is elongated, and extends quite as much in front of the acetabulum as behind it.
Dragons of the Air|H. G. Seeley
Fracture of the upper and back part of the rim of the acetabulum may accompany or simulate dorsal dislocation of the hip.
Manual of Surgery Volume Second: Extremities--Head--Neck. Sixth Edition.|Alexander Miles
The femur (fig. 40, B, 12) is a short thick bone, with a prominent rounded head articulating with the acetabulum.
The Vertebrate Skeleton|Sidney H. Reynolds
The proximal end bears on its inner side the large rounded head (fig. 79, A, 1) which articulates with the acetabulum.
The Vertebrate Skeleton|Sidney H. Reynolds

All three bones contribute largely to the formation of the acetabulum, with which the head of the femur articulates.
The Vertebrate Skeleton|Sidney H. Reynolds

British Dictionary definitions for acetabulum

acetabulum

/ (ˌæsɪˈtæbjʊləm) /

noun plural -la (-lə)

the deep cuplike cavity on the side of the hipbone that receives the head of the thighbone

a round muscular sucker in flatworms, leeches, and cephalopod molluscs

the aperture in the thorax of an insect that holds the leg

Word Origin for acetabulum

Latin: vinegar cup, hence a cuplike cavity, from acētum vinegar + -abulum, suffix denoting a container

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for acetabulum

acetabulum

[ ăs′ĭ-tăb′yə-ləm ]

n. pl. ac•e•tab•u•la (-lə)

The cup-shaped cavity at the base of the hipbone into which the ball-shaped head of the femur fits.cotyloid cavity

Other words from acetabulum

ac′e•tab′u•lar adj.

单词	acetabulum
释义	acetabulum [ as-i-tab-yuh-luhm ] / ˌæs ɪˈtæb yə ləm / noun, plural ac·e·tab·u·la [as-i-tab-yuh-luh]. /ˌæs ɪˈtæb yə lə/. Anatomy. the socket in the hipbone that receives the head of the thighbone. Zoology. any of the suction appendages of a leech, octopus, etc. Origin of acetabulum 1660–70; <Latin: hip socket, cup-shaped part of a plant (Pliny), literally, small cup, originally for vinegar, equivalent to acēt(um) vinegar + -ā- by analogy with verbal derivatives (cf. vocable) + -bulum suffix denoting instrument or vessel OTHER WORDS FROM acetabulum ac·e·tab·u·lar, adjectivepost·ac·e·tab·u·lar, adjectivepre·ac·e·tab·u·lar, adjectivesub·ac·e·tab·u·lar, adjective Words nearby acetabulum acet-, acetabular fossa, acetabulectomy, acetabuliform, acetabuloplasty, acetabulum, acetal, acetaldehyde, acetaldol, acetamide, acetaminophen Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for acetabulum Secondly, the ilium is elongated, and extends quite as much in front of the acetabulum as behind it. Dragons of the Air\|H. G. Seeley Fracture of the upper and back part of the rim of the acetabulum may accompany or simulate dorsal dislocation of the hip. Manual of Surgery Volume Second: Extremities--Head--Neck. Sixth Edition.\|Alexander Miles The femur (fig. 40, B, 12) is a short thick bone, with a prominent rounded head articulating with the acetabulum. The Vertebrate Skeleton\|Sidney H. Reynolds The proximal end bears on its inner side the large rounded head (fig. 79, A, 1) which articulates with the acetabulum. The Vertebrate Skeleton\|Sidney H. Reynolds All three bones contribute largely to the formation of the acetabulum, with which the head of the femur articulates. The Vertebrate Skeleton\|Sidney H. Reynolds British Dictionary definitions for acetabulum acetabulum / (ˌæsɪˈtæbjʊləm) / noun plural -la (-lə) the deep cuplike cavity on the side of the hipbone that receives the head of the thighbone a round muscular sucker in flatworms, leeches, and cephalopod molluscs the aperture in the thorax of an insect that holds the leg Word Origin for acetabulum Latin: vinegar cup, hence a cuplike cavity, from acētum vinegar + -abulum, suffix denoting a container Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for acetabulum acetabulum [ ăs′ĭ-tăb′yə-ləm ] n. pl. ac•e•tab•u•la (-lə) The cup-shaped cavity at the base of the hipbone into which the ball-shaped head of the femur fits.cotyloid cavity Other words from acetabulum ac′e•tab′u•lar adj. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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