What does "radiate" mean?

Radiate: 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.

Additional senses

  1. 2.To emit or send out in direct lines from a point or points; as, to radiate heat.
  2. 3.To enlighten; to illuminate; to shed light or brightness on; to irradiate. [R.]
  3. 4.Having rays or parts diverging from a center; radiated; as, a radiate crystal.
  4. 5.(Bot.) Having in a capitulum large ray florets which are unlike the disk florets, as in the aster, daisy, etc.
  5. 6.(Zoöl.) Belonging to the Radiata.
  6. 7.One of the Radiata.

Sources