radiation

/ษนaษช.di.หˆaษช.สƒษ™n/

IPA: /R EY0 D IY0 EY1 SH AH0 N/

noun
  1. 1

    The shooting forth of anything from a point or surface, like diverging rays of light.

    โ€œheat radiationโ€

  2. 2

    The process of radiating waves or particles.

  3. 3

    The transfer of energy via radiation (as opposed to convection or conduction).

  4. 4

    Radioactive energy.

Source: https://en.wiktionary.org/wiki/radiation