n. [ From Radius. ] (Math.) An arc of a circle which is equal to the radius, or the angle measured by such an arc. [ 1913 Webster ]
Girt with omnipotence, with radiance crowned. Milton. [ 1913 Webster ]
What radiancy of glory,
What light beyond compare ! Neale. [ 1913 Webster ]
a. [ L. radians, -antis, p. pr. of radiare to emit rays or beams, fr. radius ray: cf. F. radiant. See Radius, Ray a divergent line. ]
Mark what radiant state she spreads. Milton. [ 1913 Webster ]
Radiant energy (Physics),
Radiant heat,
Radiant point. (Astron.)
n.
. (Mach.) A semiradial engine. See Radial engine, above. [ Webster 1913 Suppl. ]
adv. In a radiant manner; with glittering splendor. [ 1913 Webster ]