unionoid

English dictionary entry

Meanings

noun
  1. Any member of the family Unionidae or its order Unionida of freshwater mussels.
adj
  1. Relating to, resembling or characteristic of the family Unionidae or its order Unionida of freshwater mussels.

Word forms

unionoid unionoids more unionoid most unionoid

Etymology

From taxonomic name Unio (with insertion of -n- after its etymon, Classical Latin ūniō (stem ūniōn-)) + -oid. Compare earlier unionid and taxonomic name Unionioda.

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