bursa

noun4

1. •
   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.

   • A bursa over the anterior aspect of the upper end of the tibia, between the patellar tendon and the tubercle of the tibia, is sometimes enlarged, and may be mistaken for synovitis of the joint. — 1899
2. •
   A diverticulum on the cloaca of young birds, which serves as a lymphatic organ and as part of the immune system, but which atrophies as the bird ages.

   • The general relations of the bursa to the cloaca are shown in the two accompanying figures. — 1898
3. •
   Any of various pouchlike organs for storing semen prior to copulation in the male or for receiving semen in the female.

   • That portion of the dilated vas deferens which lies outside the cavity of the genital bursa is called the external seminal vesicle . — 1978
4. •
   A parament about twelve inches square in which the folded corporal is kept in for reasons of reverence.

   • It is forbidden to leave the corporal, when not in use, exposed upon the altar, or to carry it in one's hands without a covering. A bursa is always to be used for that purpose . — 1890

noun2

1. •
   A province and metropolitan municipality in northwestern Anatolia Turkey, on the Sea of Marmara.
2. •
   A city, the capital of Bursa Province, Turkey.