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Radiation Definition & Meaning

radiation
noun
  1. energy that is radiated or transmitted in the form of rays or waves or particles
  2. the act of spreading outward from a central source
  3. syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours; "he was suffering from radiation"
  4. the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
  5. the spread of a group of organisms into new habitats
  6. a radial arrangement of nerve fibers connecting different parts of the brain
  7. (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance

"Radiation" in song lyrics

See how radiation is used in real songs:

  • "Breeding ignorance, feeding radiation"
    1200 Techniques — Eye of the Storm
  • "It's a overkill, expose to nuclear radiation"
    Ill Bill — Overkill
  • "Operation sunray, UV radiation"
    Lootpack f/ God's Gift — Verbal Experiments

Usage tips for "radiation"

Understanding the precise definition of a word helps you use it with confidence. When using "radiation" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for radiation to find words that pair well.

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Frequently asked questions

What does radiation mean?
energy that is radiated or transmitted in the form of rays or waves or particles the act of spreading outward from a central source syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours
What part of speech is radiation?
Radiation is a noun.
How many definitions does radiation have?
Radiation has 7 definitions across 1 part of speech (noun).

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