bursa
noun
a pouch, sac, or vesicle, especially a sac containing synovia, to facilitate motion, as between a tendon and a bone.
bursae
-
pluralof bursa.plural
The grammatical form denoting more than one person, place, thing, or idea.
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.
Dolphins and other toothed whales, such as the beluga, echolocate via a specialized organ called the dorsal bursae, which sits at the top of their head, close to the blowhole.
From National Geographic ● Feb. 3, 2021
To study the role of the organ, Glick and his colleagues used chickens that had had their bursae removed for an unrelated experiment.
From Nature ● Jan. 5, 2015
Two bursae, the subacromial bursa and the subscapular bursa, help to prevent friction between the rotator cuff muscle tendons and the scapula as these tendons cross the glenohumeral joint.
From Textbooks ● Jun. 19, 2013
Subcutaneous bursae prevent friction between the skin and an underlying bone, submuscular bursae protect muscles from rubbing against a bone or another muscle, and a subtendinous bursa prevents friction between bone and a muscle tendon.
From Textbooks ● Jun. 19, 2013
Wounds involving tendons, bursae and closed articulations become swollen and discharge synovia.
From Common Diseases of Farm Animals by R. A. Craig, D.V.M.
