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单词 infrared
释义

infrared

adjective

in·​fra·​red ˌin-frə-ˈred How to pronounce infrared (audio)
-(ˌ)frä-,
-fə-
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
infrared noun

Example Sentences

Recent Examples on the Web Now, James Webb is slated to explore even more of the universe using its infrared sensors. Joshua Hawkins, BGR, 30 Aug. 2022 The eufy Pet Camera features a wide-angle lens with 270-degree rotation, giving it an incredible high-definition 360-view of any room with great night vision thanks to four infrared sensors. Lindsay Pevny, Popular Mechanics, 29 Aug. 2022 That will include analyzing the atmospheres of distant, Earth-like planets, and using infrared sensors to peer through cosmic dust and gasses that obscure stars and planets from Hubble and other telescope. Tim Fernholz, Quartz, 11 July 2022 One such array used Kapton, a flexible but not stretchable film invented in the 1960s, to support an arrangement of infrared sensors and detectors. Fionna M. D. Samuels, Scientific American, 30 June 2022 DeSantis said this year's state budget includes $3 million specifically for python removal in the Everglades, including technology such as infrared sensors to locate the hard-to-see snakes in the wild. CBS News, 17 June 2022 Cameras with infrared sensors triggered by movement have also been placed to capture any overnight activity. Jordan Mendoza, USA TODAY, 3 May 2022 The metal mesh that surrounds the habitat has been reinforced, live traps have been set around the yard, and digital camera traps with infrared sensors that are triggered by movement have been set up to monitor nighttime activity. NBC News, 3 May 2022 The vacuum is outfitted with infrared sensors and anti-drop technology, preventing it from falling down a flight of stairs or bumping into pieces of furniture. Amy Schulman, PEOPLE.com, 9 Feb. 2022 See More

Word History

First Known Use

1881, in the meaning defined at sense 1

Kids Definition

infrared

adjective

in·​fra·​red ˌin-frə-ˈred How to pronounce infrared (audio)
: being, relating to, or producing rays like light but lying outside the visible spectrum at its red end

Medical Definition

infrared 1 of 2

adjective

in·​fra·​red ˌin-frə-ˈred How to pronounce infrared (audio)
1
: lying 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

infrared

2 of 2

noun

: infrared radiation
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更新时间:2024/9/20 15:30:06