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herniation

American  
[hur-nee-ey-shuhn] / ˌhɜr niˈeɪ ʃən /

noun

Pathology.

  1. an abnormal condition or process in which an organ or other tissue protrudes through an opening, as in the organ’s surrounding walls or some other narrow space.

    Acupuncture is often effective for the treatment of intervertebral disc herniations.

    In a fetus, herniation of the liver above the diaphragm is cause for concern.

Etymology

Origin of herniation

First recorded in 1875–80; hernia ( def. ) + -tion ( def. )

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.

Herniation in the spine occurs when one of the soft discs that sits between the vertebrae develops a split or a hole, and the soft interior squeezes through.

From Science Daily • Nov. 16, 2023

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.