Find Antonyms

infrared Antonyms

Opposite of infrared

Because the opposite of infrared shifts with each meaning, the antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Having a wavelength just greater than that of the red end of the visible light spectrum but less than that of microwaves, typically associated with radiant heat.

Usage Example

"Astronomers use ultraviolet telescopes to peer through dense clouds of cosmic dust."

Strong
ultraviolet

• noun (Context 2)

The infrared region of the electromagnetic spectrum, or electromagnetic radiation falling within this wavelength range.

Usage Example

"Many remote controls transmit signals to electronic devices using near ultraviolet."

Strong
ultraviolet

Similar words to infrared

Words similar to infrared shift depending on context. Common synonyms include:

thermal
See all synonyms of infrared

• Nearby Words

informer
infotainment
infraction
infrared
infrastructural
infrastructure
infrequency

Cite this Entry

Wordmom. (2026). Antonyms for Infrared. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/infrared
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