unionoid

词形变化

unionoids 复数 unionoids more unionoid 比较级 most unionoid 最高级

释义与例句

n.
  1. 1.

    Any member of the family Unionidae or its order Unionida of freshwater mussels.

    生物 动物学
adj.
  1. 1.

    Relating to, resembling or characteristic of the family Unionidae or its order Unionida of freshwater mussels.

    生物 动物学

词源

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

来源：wiktionary