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| bur·sa [ búrssə ] (plural bur·sas or bur·sae [ búr see ]) |
noun |
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| Definition: |
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fluid-filled sac: a fluid-filled body sac that reduces friction around joints or between other parts that rub against one another
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| [Early 19th century. Via modern Latin< medieval Latin, "bag, purse" < Greek, "wineskin"] |
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  bur·sal adjective |
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