bursa
1 Americannoun
plural
bursae, bursasnoun
noun
-
a small fluid-filled sac that reduces friction between movable parts of the body, esp at joints
-
zoology any saclike cavity or structure
noun
plural
bursaeOther Word Forms
- bursal adjective
- bursate adjective
- postbursal adjective
Etymology
Origin of bursa
First recorded in 1795–1805; from New Latin, Late Latin bursa “bag, pouch, purse,” from Greek býrsa “hide, leather”
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.
McVay said a few days later that a bursa sac in Nacua’s knee had burst.
From Los Angeles Times • Sep. 9, 2024
The researchers documented similar changes to cells and proteins in bursa samples from patients who underwent surgery to repair rotator cuff injuries, suggesting comparable processes may occur in people.
From Science Daily • Apr. 25, 2024
To explore the role of the bursa in rotator cuff disease, Thomopoulos and graduate student Brittany Marshall examined rats with repaired rotator cuff injuries, with and without bursa removal.
From Science Daily • Apr. 25, 2024
Small fluid-filled sacs called bursa, which normally cushion the joint, may instead swell and ache.
From New York Times • Dec. 29, 2022
When the wall is thickened, the most satisfactory treatment is to excise the bursa; the overlying skin being reflected in the shape of a horse-shoe flap or being removed along with the bursa.
From Manual of Surgery Volume First: General Surgery. Sixth Edition. by Thomson, Alexis
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.