infrared ray

1. 1.

   a ray of infrared radiation; produces a thermal effect (as from an infrared lamp)

   Broaderheat ray

Questions about infrared ray

What does infrared ray mean?

infrared ray means "a ray of infrared radiation; produces a thermal effect (as from an infrared lamp)".

Is infrared ray a common word?

infrared ray is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.