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radiate  - definition and synonyms

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verb radiate pronunciation in British English /ˈreɪdieɪt/
Word Forms
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present tense
I/you/we/theyradiate
he/she/itradiates
present participleradiating
past tenseradiated
past participleradiated
  1. 1
    [intransitive/transitive] to show a particular feeling or attitude in your expression or behaviour

    Nervous tension was radiating from her.

  2. 2
    [intransitive/transitive] physics to produce energy in the form of electromagnetic waves such as heat, light, or radio waves

    the heat radiated by the sun

  3. 3
    [intransitive] if lines, paths, or roads radiate from a central point, they spread out from it

bit rot

when electronic information is lost because the software or devices needed to read it are no longer available

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