near-infrared

adjective
near-in·​fra·​red | \ ˌnir-ˌin-frə-ˈred How to pronounce near-infrared (audio) , -(ˌ)frä- \

Definition of near-infrared

: of or relating to the shorter wavelengths of radiation in the infrared spectrum and especially to those between 0.7 and 2.5 micrometers

First Known Use of near-infrared

1950, in the meaning defined above

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The first known use of near-infrared was in 1950

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Cite this Entry

“Near-infrared.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/near-infrared. Accessed 27 Sep. 2020.

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