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{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

Electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves. Having or employing wavelengths longer than light but shorter than radio waves.

Usage examples (36)
  • They could sense radiation in the infrared
  • infrared radiation
  • The Operation is an adult film shot entirely in infrared video.
  • This light, "redder than red", is usually known as infrared radiation. for more
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