arachnactis

noun ar·ach·nac·tis \ˌaˌrakˈnaktə̇s\

Definition of arachnactis

plural

arachnactines

\əˌrakˌnakˈtī(ˌ)nēz\
  1. :  a free-swimming larva of certain actinians

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Origin and Etymology of arachnactis

New Latin, from arachn- + Greek aktis ray — more at actino-


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