☞ -act, -actine
-actine
\| ̷ ̷(ˌ) ̷ ̷\ adjective combining form
Etymology: Greek aktin-, aktis
: having (such or so many) rays
< discoactine >
< pentactine >
— especially in terms applied to sponge spicules
< discoactine >
< pentactine >
— especially in terms applied to sponge spicules