- Having a radial form, as a starfish.
- Having the kind of rays; radiated, as in the species of your family Actiniidae.
- obtaining the form of rays; radiated, as an actinia.
- some of a few radioactive elements with atomic numbers 89 through 103
- getting the form of rays; resembling a starfish; conspicuously radiate: because, the actinoid form of echinoderms.
Sentence for "actinoid"
Hypernym for "actinoid"
Equivalent for "actinoid"