infrared

definition: having or employing wavelengths longer than light but shorter than radio waves
example:
speech part: adjective
synonyms:
definition: the infrared region of the electromagnetic spectrum
example:
speech part: noun
synonyms: infrared frequency
definition: electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
example:
speech part: noun
synonyms: infrared light infrared radiation infrared emission

infrared is explained and pronounced

How infrared is being used?