(zoology) One of the Radiata.

To extend, send or spread out from a center like radii.

(transitive) To emit rays or waves.

(intransitive) To come out or proceed in rays or waves.

(transitive) To illuminate.

To expose to ionizing radiation, such as by radiography.

(transitive) To manifest oneself in a glowing manner.

(ecology, intransitive) to spread into new habitats, migrate.

Radiating from a center; having rays or parts diverging from a center; radiated.

Surrounded by rays, such as the head of a saint in a religious picture; (heraldry) radiant.

(botany) Having parts radiating from the center, like the petals in many flowers.

(botany) Consisting of a disc in which the florets are tubular.

(biology) Having radial symmetry, like a seastar.

(zoology) Belonging to the Radiata.