near-infrared

adjective

near-in·​fra·​red ˌnir-ˌin-frə-ˈred How to pronounce near-infrared (audio)
-(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 of near-infrared in a Sentence

Recent Examples on the Web
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Then, the researchers carried out follow-up observations in different wavelengths of light, such as near-infrared using the Gemini Near-Infrared Spectrograph instrument on the Gemini North telescope in Hawaii as well as visible light with the Hobby-Eberly Telescope in Texas. Ashley Strickland, CNN, 13 Feb. 2025 In addition to more reliable and widespread data on benchmarks like ambient temperature and humidity, advanced metrics such as internal produce temperature and near-infrared data paint a clearer picture of the condition of commodities like avocados on their journey from field to market. Ali Bouzari, Bon Appétit, 13 Feb. 2025 Together, the two research groups pointed almost 20 different telescopes besides the Einstein Probe at the new incident, spanning optical, radio, gamma ray, ultraviolet and near-infrared wavelengths. Nola Taylor Tillman, Space.com, 10 Feb. 2025 Day and night through near-infrared night-vision capabilities, the ultra-high-definition cameras pan, tilt, zoom and capture 360-degree views as far as 60 miles on a clear day, updating every two minutes. Anna Fiorentino, Smithsonian Magazine, 30 Jan. 2025 See all Example Sentences for near-infrared 

Word History

First Known Use

1950, in the meaning defined above

Time Traveler
The first known use of near-infrared was in 1950

Dictionary Entries Near near-infrared

Cite this Entry

“Near-infrared.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/near-infrared. Accessed 19 Feb. 2025.

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