|a printed punctuation mark (‽), available only in some
typefaces, designed to combine the question mark (?) and the
exclamation point (!), indicating a mixture of query and
interjection, as after a rhetorical question.| |a calculus or
concretion found in the stomach or intestines of certain
animals, esp. ruminants, formerly reputed to be an effective
remedy for poison.| bursa bur·sa (bûr'sə) n. pl. bur·sas or
bur·sae (-sē) 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. |bursa (bûr'sə) Pronunciation Key Plural bursae
(bûr'sē) or bursas A flattened sac containing a lubricating
fluid that reduces friction between two moving structures in the
body, as a tendon and a bone. within the mammalian body, any
small pouch or sac between tendons, muscles, or skin and bony
prominences at points of friction or stress. The bursas are
classified by type as adventitious, subcutaneous, or synovial.