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near-infrared
adjective
near-in·fra·redˌnir-ˌin-frə-ˈred 
-(ˌ)frä-
:of or relating to the shorter wavelengths of radiation in the infrared spectrum and especially to those between 0.7 and 2.5 micrometers
Examples ofnear-infrared in a Sentence
Recent Examples on the WebThroughnear-infraredinterferometry, a process that combines light from multiple telescopes, the CHARA Array was able to capture in high resolution the rapidly changing conditions of their early post-explosion phase.—
Ritsuko Kawai,Wired News, 19 Jan. 2026So let’s review: red light, yellow light, green light, blue light, LED, nanometers,near-infrared, far-infrared, 510 (k).—Brennan Kilbane,Allure, 15 Jan. 2026The team chosenear-infraredwavelengths that can pass through the skull and several centimeters of brain tissue, allowing the devices to be powered from outside the body.—William A. Haseltine,Forbes.com, 29 Dec. 2025In its present form, the technology utilizes two spectrometers to performnear-infraredand mid-infrared scans of the top surfaces and undersides of leaves immediately adjacent to the fruits.—New Atlas, 20 Dec. 2025See All Example Sentences fornear-infrared
Examples are automatically compiled from online sources to show current usage.Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.Send us feedback.
Ritsuko Kawai,Wired News, 19 Jan. 2026So let’s review: red light, yellow light, green light, blue light, LED, nanometers,near-infrared, far-infrared, 510 (k).—Brennan Kilbane,Allure, 15 Jan. 2026The team chosenear-infraredwavelengths that can pass through the skull and several centimeters of brain tissue, allowing the devices to be powered from outside the body.—William A. Haseltine,Forbes.com, 29 Dec. 2025In its present form, the technology utilizes two spectrometers to performnear-infraredand mid-infrared scans of the top surfaces and undersides of leaves immediately adjacent to the fruits.—New Atlas, 20 Dec. 2025See All Example Sentences fornear-infraredWord History
First Known Use
1950, in the meaning definedabove
Rhymes fornear-infrared
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Cite this Entry
“Near-infrared.”Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/near-infrared. Accessed 17 Feb. 2026.
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