infrared

adjective

in·fra·red | \ ˌin-frə-ˈred

, -(ˌ)frä-, -fə- \

Definition of infrared

1 : situated outside the visible spectrum at its red end —used of radiation having a wavelength between about 700 nanometers and 1 millimeter

2 : relating to, producing, or employing infrared radiation infrared therapy

3 : sensitive to infrared radiation infrared sensors that detect body heat

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Examples of infrared in a Sentence

Recent Examples on the Web However, with dozens of cameras, radars, lidars, infrared and ultrasonic sensors feeding streams of data into a chip like Atlan, the chip itself has become more like a compact data center. — Sam Abuelsamid, Forbes, "Nvidia Launches 1,000 TOPS Automated Driving Chip, Volvo To Launch Orin-Powered System In 2022," 12 Apr. 2021 And in the middle of the night, two beavers repeatedly turned up in the infrared images, their eyes glowing in the darkness. — Ian James, The Arizona Republic, "'It's so cool to see': Building dams by night, beavers resurface along Arizona's San Pedro River," 9 Apr. 2021 Using six simulator stations equipped with dual tracking technology, infrared light and ION 3 cameras track each golfer's swing and provide feedback on the ball's flight. — Eddie Morales, Milwaukee Journal Sentinel, "These 7 indoor and outdoor golf venues in the Milwaukee suburbs offer a lot more than just golf," 6 Apr. 2021 Another Shopping reader favorite since last year, this iHealth digital thermometer has an infrared sensor and can take one’s temperature from about 3 centimeters away. — Shari Uyehara, NBC News, "March reader favorites: Ellipticals, face masks, vacuums and more," 2 Apr. 2021 The gym also offers an infrared sauna and flotation therapy to help aid in recovery. — Karen Iorio Adelson, Curbed, "The Best Fitness Instructors in New York," 29 Mar. 2021 Perspire Sauna Studios, founded in 2010 and based in Southern California, offer 40-minute sessions in infrared saunas and color light therapy. — Sarah Hauer, Milwaukee Journal Sentinel, "Perspire Sauna Studio is opening its first Wisconsin location at the end of this summer," 1 Apr. 2021 Walls in and around the infrared sauna received a technicolored treatment, too. — oregonlive, "Beige Bethany mansion gets technicolored makeover, hits the market at $4.2 million," 24 Mar. 2021 SuperCam includes a visible and infrared sensor, called VISIR, and a Raman spectrometer. — Ashley Strickland, CNN, "Perseverance rover sends back sounds of zapping rocks on Mars," 11 Mar. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'infrared.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.