Other forms: radiating; radiated; radiates; radiately

When something radiates, it sends out waves or rays. The sun radiates light and warmth.

If your house has a radiator, that might help you remember this word, because the radiator radiates warmth. Radiating is a concept that applies to anything that emits rays or waves. People camping make a fire so it can radiate light and heat. Our bodies radiate some heat, but not nearly as much as something as hot as a stove. If a nuclear reactor is damaged, it could radiate dangerous nuclear energy — or radiation.

Definitions of radiate
  1. verb
    send out rays or waves
    “The sun radiates heat”
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    type of:
    emit, give off, give out
    give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.
  2. verb
    send out real or metaphoric rays
    “She radiates happiness”
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    type of:
    breathe, emit, pass off
    expel (gases or odors)
  3. verb
    cause to be seen by emitting light as if in rays
    “The sun is radiating
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    blink, flash, twinkle, wink, winkle
    gleam or glow intermittently
    gleam, glimmer
    shine brightly, like a star or a light
    emit a steady even light without flames
    flick, flicker
    flash intermittently
    exhibit or undergo fluorescence
    glow or cause to glow with warm color or light
    type of:
    cause to be perceived
    have perceptible qualities
  4. verb
    issue or emerge in rays or waves
    “Heat radiated from the metal box”
  5. verb
    extend or spread outward from a center or focus or inward towards a center
    “spokes radiate from the hub of the wheel”
    synonyms: ray
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    type of:
    extend, go, lead, pass, run
    stretch out over a distance, space, time, or scope; run or extend between two points or beyond a certain point
  6. adjective
    arranged like rays or radii; radiating from a common center
    synonyms: radial, stellate
    symmetric, symmetrical
    having similarity in size, shape, and relative position of corresponding parts
  7. adjective
    having rays or ray-like parts as in the flower heads of daisies
    composed of more than one part
  8. verb
    have a complexion with a strong bright color, such as red or pink
    synonyms: beam, glow, shine
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    type of:
    appear, look, seem
    give a certain impression or have a certain outward aspect
  9. verb
    experience a feeling of well-being or happiness, as from good health or an intense emotion
    “Her face radiated with happiness”
    synonyms: beam, glow, shine
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    type of:
    experience, feel
    undergo an emotional sensation or be in a particular state of mind
  10. verb
    spread into new habitats and produce variety or variegate
    synonyms: diversify
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    type of:
    alter, change, vary
    become different in some particular way, without permanently losing one's or its former characteristics or essence
DISCLAIMER: These example sentences appear in various news sources and books to reflect the usage of the word ‘radiate'. Views expressed in the examples do not represent the opinion of or its editors. Send us feedback
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