actinosome

noun

ac·​tin·​o·​some

ak-ˈti-nə-ˌsōm

variants or less commonly actinosoma

ˌak-tə-(ˌ)nō-ˈsō-mə

plural -s

: the entire body of a simple or compound coelenterate

Word History

Etymology

actinosome from actin- + -some; actinosoma from New Latin, from actin- + -soma

First Known Use

1881, in the meaning defined above

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