Bursa
/ˈbɝː.sə/noun
A fluid-filled sac in the body that reduces friction between tissues.
Did you know?The same ancient word behind *bursa* also gave us *purse* and *borse*, linking anatomy, money, and a “bag” idea that has traveled through languages for over two millennia.
Etymological Timeline
Proto-Indo-European
PIE
*bʰer-
“to carry, bear”
Ancient Greek
Greek
βύρσα (býrsa)
“hide, leather, leather bag”
Latin
Latin
bursa
“purse, bag”
Middle English
English
burse
“purse; money bag”
Modern English
English
bursa
“a small sac or pouch, especially one containing fluid in the body”