infrared frequency

Noun
  1. The infrared region of the electromagnetic spectrum;
    Electromagnetic wave frequencies below the visible range (synset 105063962)
    "they could sense radiation in the infrared"
    is a type of: frequence, frequency, oftenness - the number of occurrences within a given time period
    is a part of: infrared spectrum - the spectrum of infrared radiation
    same as: infrared

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