radiate Meaning, Definition & Usage

  1. verb send out rays or waves
    • The sun radiates heat
  2. verb send out real or metaphoric rays
    • She radiates happiness
  3. verb extend or spread outward from a center or focus or inward towards a center
    ray.
    • spokes radiate from the hub of the wheel
    • This plants radiate spines in all directions
  4. verb have a complexion with a strong bright color, such as red or pink
    shine; beam; glow.
    • Her face glowed when she came out of the sauna
  5. verb cause to be seen by emitting light as if in rays
    • The sun is radiating
  6. verb experience a feeling of well-being or happiness, as from good health or an intense emotion
    shine; beam; glow.
    • She was beaming with joy
    • Her face radiated with happiness
  7. verb issue or emerge in rays or waves
    • Heat radiated from the metal box
  8. verb spread into new habitats and produce variety or variegate
    diversify.
    • The plants on this island diversified
  9. adjective satellite arranged like rays or radii; radiating from a common center
    stellate; radial.
    • radial symmetry
    • a starlike or stellate arrangement of petals
    • many cities show a radial pattern of main highways
  10. adjective satellite having rays or ray-like parts as in the flower heads of daisies

WordNet

Ra"di*ate intransitive verb
Etymology
L. radiatus, p. p. of radiare to furnish with spokes or rays, to radiate, fr. radius. See Radius, Ray a divergent line.
Wordforms
imperfect & past participle Radiated ; present participle & verbal noun Radiating
Definitions
  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.
Ra"di*ate transitive verb
Definitions
  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. R.
Ra"di*ate adjective
Etymology
L. radiatus, p. p.
Definitions
  1. Having rays or parts diverging from a center; radiated; as, a radiate crystal.
  2. (Bot.) Having in a capitulum large ray florets which are unlike the disk florets, as in the aster, daisy, etc.
  3. (Zoöl.) Belonging to the Radiata.
Ra"di*ate noun
Definitions
  1. (Zoöl.) One of the Radiata.

Webster 1913