ischium

American

[is-kee-uhm] / ˈɪs ki əm /

noun

Anatomy.

the lower portion of either innominate bone.
either of the bones on which the body rests when sitting.

ischium British

/ ˈɪskɪəm /

noun

one of the three sections of the hipbone, situated below the ilium

"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

ischium Scientific

/ ĭs′kē-əm /

The lowest of the three major bones that constitute each half of the pelvis, distinct at birth but later becoming fused with the ilium and pubis.

Usage

What is ischial tuberosity? Ischial tuberosity is the name for the part of the pelvis that supports a person while sitting. How to pronounce ischial tuberosity[ is-kee-uhl too-buh-ros-i-tee ]

Other Word Forms

Derived Forms

Inflected Forms

noun

ischia

plural

Etymology

Origin of ischium

1640–50; < Latin < Greek ischíon hip-joint

Vocabulary lists containing ischium

Human Anatomy and Physiology - High School

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Gentlemen—Fuit Ilium, Fuit Ischium, Fuit Sacrum, anatomy has lost her seat among the sciences.

From Harper's New Monthly Magazine, Volume 1, No. 2, July, 1850. by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023