[ra.di.ate] vb -at.ed ; -at.ing [L radiatus, pp. of radiare, fr. radius ray] vi (ca. 1619) 1: to proceed in a direct line from or toward a center
2: to send out rays: shine brightly 3 a: to issue in or as if in rays b: to evolve by adaptive radiation ~ vt 1: to send out in or as if in rays
2: irradiate, illuminate
3: to spread abroad or around as if from a center
[2]ra.di.ate adj (1668): having rays or radial parts: as a: having ray flowers b: characterized by radial symmetry: radially symmetrical -- ra.di.ate.ly adv