acetabulum

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acetabulum

 [as″ĕ-tab´u-lum] (pl. aceta´bula) (L.)
the cup-shaped cavity on the lateral surface of the hip bone in which the head of the femur articulates.
 Acetabulum, showing the cup-shaped cavity (A), and its articulation with the femur (B). From Dorland's, 2000.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

ac·e·tab·u·lum

, pl.

ac·e·tab·u·la

(as-ĕ-tab'yū-lŭm, -lă), [TA]
A cup-shaped depression on the external surface of the hip bone, with which the head of the femur articulates.
Synonym(s): cotyle (2) , cotyloid cavity
[L. a shallow vinegar vessel or cup]
Farlex Partner Medical Dictionary © Farlex 2012

acetabulum

(ăs′ĭ-tăb′yə-ləm)
n. pl. acetabu·la (-lə)
1. Anatomy The cup-shaped cavity at the base of the hipbone into which the ball-shaped head of the femur fits.
2. Zoology A cavity or socket in the body of an insect into which an appendage fits.
3. Zoology A cup-shaped structure, such as the sucker of a tapeworm or leech.

ac′e·tab′u·lar (-lər) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

Acetabulum

A deep semispherical socket cavity in the lateral surface of the hip, with which the femoral head articulates, located at the convergence of the ilium, ischium, and pubis. The acetabulum is functionally comprised of two columns (anterior and posterior) and two walls (anterior and posterior).
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

ac·e·tab·u·lum

, pl. acetabula (as-ĕ-tab'yū-lŭm, -lă) [TA]
A cup-shaped depression on the external surface of the hip bone, with which the head of the femur articulates.
Synonym(s): cotyloid cavity.
[L. a shallow vinegar vessel]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

acetabulum

(as″ĕ-tab′ū-lŭm) [L., a little saucer for vinegar]
Enlarge picture
ACETABULUM OF RIGHT HIP BONE (FEMALE)
The cavity or depression on the lateral surface of the innominate bone (hip bone). This bone is composed of the three bones ilium, ischium, and pubis, and provides the socket into which the head of the femur fits. acetabular (-lăr), adjective See: illustration
Medical Dictionary, © 2009 Farlex and Partners

acetabulum

The socket in the side of the bony pelvis into which the spherical head of the thigh bone (FEMUR) fits. The word is derived from the Latin acetum , vinegar and abulum , the diminutive of abrum , a container. The acetabulum was thought to resemble a small vinegar cup.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

acetabulum

one of two cup-shaped sockets in the PELVIC GIRDLE articulating with the ball of the FEMUR.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

Acetabulum

The large cup-shaped cavity at the junction of pelvis and femur or thigh bone.
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.

ac·e·tab·u·lum

, pl. acetabula (as-ĕ-tab'yū-lŭm, -lă) [TA]
A cup-shaped depression on the external surface of the hip bone, with which the head of the femur articulates.
Synonym(s): cotyloid cavity.
[L. a shallow vinegar vessel]
Medical Dictionary for the Dental Professions © Farlex 2012