Definitions from Wiktionary ( )

▸ verb:  To extend, send or spread out from a center like radii.
▸ verb:  (transitive) To emit rays or waves.
▸ verb:  (intransitive) To come out or proceed in rays or waves.
▸ verb:  (transitive) To illuminate.
▸ verb:  To expose to ionizing radiation, such as by radiography.
▸ verb:  (transitive) To manifest oneself in a glowing manner.
▸ verb:  (ecology, intransitive) To spread into new habitats, migrate.
▸ adjective:  Radiating from a center; having rays or parts diverging from a center; radiated.
▸ adjective:  Surrounded by rays, such as the head of a saint in a religious picture; (heraldry) radiant.
▸ adjective:  (botany) Having parts radiating from the center, like the petals in many flowers.
▸ adjective:  (botany) Consisting of a disc in which the florets are tubular.
▸ adjective:  (biology) Having radial symmetry, like a sea star.
▸ adjective:  (zoology) Belonging to the Radiata.
▸ noun:  (zoology) One of the Radiata.

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