far-infrared

adjective

far-in·​fra·​red ˈfär-ˌin-frə-ˈred How to pronounce far-infrared (audio)
: of or relating to the longer wavelengths of radiation in the infrared spectrum and especially to those between 10 and 1000 micrometers

Examples of far-infrared in a Sentence

Recent Examples on the Web
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.
It’s created with far-infrared heat to support the body’s detoxification process, increase circulation, reduce inflammation, and boost your mood. Jessie Quinn, Flow Space, 27 Dec. 2024 In the 1970s, space scientists began using far-infrared and submillimeter-wave spectrometers for investigating the chemical compositions of the interstellar medium and planetary atmospheres. IEEE Spectrum, 7 Mar. 2024 Spitzer sees far-infrared light, which is emitted by warm gas and dust. Discover Magazine, 20 Nov. 2019 Near-infrared imaging is used for night vision security cameras or baby monitors, for example, and far-infrared is what Times visual journalist Jonah M. Kessel used to photograph Methane gas in 2019. Karsten Moran, New York Times, 10 Sep. 2023 The other two—one for x-rays, another for far-infrared—could launch later that decade or in the 2050s. Fabio Pacucci, Scientific American, 4 Apr. 2023 Wander the labyrinth walk, amble over to the far-infrared sauna, or just rest between classes on a floating bed and let the motion rock you to sleep. Liz Krieger, Town & Country, 1 Mar. 2023

Word History

First Known Use

1923, in the meaning defined above

Time Traveler
The first known use of far-infrared was in 1923

Dictionary Entries Near far-infrared

Cite this Entry

“Far-infrared.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/far-infrared. Accessed 26 Jan. 2025.

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