radiate definition

1. To emit rays; to be radiant; to shine. "Virtues shine more clear In them [kings], and radiant like the sun at noon." (Howell)

2. To proceed in direct lines from a point or surface; to issue in rays, as light or heat. "Light radiates from luminous bodies directly to our eyes." (Locke)

Origin: L. Radiatus, p. P. Of radiare to furnish with spokes or rays, to radiate, fr. Radius. See Radius, Ray a divergent line.

1. To emit or send out in direct lines from a point or points; as, to radiate heat.

2. To enlighten; to illuminate; to shed light or brightness on; to irradiate.

1. Having rays or parts diverging from a center; radiated; as, a radiate crystal.

2. <botany> Having in a capitulum large ray florets which are unlike the disk florets, as in the aster, daisy, etc.

3. <zoology> Belonging to the Radiata.

Origin: L. Radiatus, p. P.

<zoology> One of the Radiata.