Bursa definition

bûrsə
bursae bursas
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Frequency:
A sac or saclike bodily cavity, especially one containing a viscous lubricating fluid and located between a tendon and a bone or at points of friction between moving structures.
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A city of northwest Turkey west of Ankara. It dates from the third century bc and was a capital of the Ottoman Turks in the 1300s.
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(anat.) A sac or pouchlike cavity, esp. one containing a fluid that reduces friction, as between a tendon and bone.
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(place) City in NW Turkey: capital of the Ottoman Empire in the 14th cent.
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A flattened sac containing a lubricating fluid that reduces friction between two moving structures in the body, as a tendon and a bone.
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(anatomy) Any of the many small fluid-filled sacs located at the point where a muscle or tendon slides across bone. These sacs serve to reduce friction between the two moving surfaces.
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The province of which that city is the capital.
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A sac or saclike bodily cavity, especially one containing a viscous lubricating fluid and located between a tendon and a bone or at points of friction between moving structures.
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Other Word Forms

Noun

Singular:
bursa
Plural:
burs, bursae, bursas

Origin of bursa

  • Late Latin purse, pouch from Greek skin, wineskin

    From American Heritage Dictionary of the English Language, 5th Edition

  • From the Medieval Latin bursa (“purse”); compare purse.

    From Wiktionary

Bursa Sentence Examples

  • In all these cases the female duct bears a bursa copulatrix or receptaculum seminis.

  • It lodges the copulatory organ, and on its dorsal wall lies the bursa Fabricii, an organ peculiar to birds.

  • From this an equally slender tube proceeds, which joins its fellow of the opposite side, and the two form a thick, walled tube, which opens on to the exterior within the bursa copulatrix through which the penis protrudes.

  • There is some reason to believe that this complicated and variable apparatus is used for stabbing the body of another animal and that beginning as a weapon for catching prey it has become modified for hypodermic impregnation and only gradually adapted for insertion into the bursa copulatrix.

  • From this junction there proceeds an oviduct or " uterus " (paired or single) which before opening to the exterior expands to form a muscular protrusible pouch - the bursa copulatrix.

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