lowest class of mollusks, 1837, from bryo- "moss" + -zoa "animal," from Greek zoia, plural of zoion "animal" (from PIE root *gwei- "to live"). So called from the appearance of some species.
bruxism
Bryn Mawr
bryo-
bryology
bryophyte
Bryozoa
Brythonic
BS
btw
bub
bubba
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