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infrared
 
Adjective infrared has 1 sense
  1. infrared - having or employing wavelengths longer than light but shorter than radio waves; lying outside the visible spectrum at its red end; "infrared radiation"; "infrared photography"
    Antonyms:     visible, seeable (indirect, via invisible)
Noun infrared has 2 senses
  1. infrared, infrared frequency - the infrared part of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range; "they could sense radiation in the infrared"
    --1 is a kind of frequency, frequence, oftenness
    --1 is a part of infrared spectrum
  2. infrared, infrared light, infrared radiation, infrared emission - electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
    --2 is a kind of actinic radiation, actinic ray
infractions infrahuman inframammary inframaxillary inframmary infrangible infraorbital artery infrar infrared infrared emission infrared frequency infrared lamp infrared light infrared radiation infrared ray infrared receiver infrared spectrum

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