actinotrocha

noun

ac·​ti·​not·​ro·​cha

ˌak-tə-ˈnä-trə-kə

plural actinotrochae

ˌak-tə-ˈnä-trə-ˌkē

: the free-swimming larva of the genus Phoronis

Word History

Etymology

New Latin, from actin- + -trocha

First Known Use

1871, in the meaning defined above

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