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Infrared   /ˌɪnfrərˈɛd/   Listen
Infrared

adjective
1.
Having or employing wavelengths longer than light but shorter than radio waves; lying outside the visible spectrum at its red end.  "Infrared photography"
noun
1.
The infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range.  Synonym: infrared frequency.
2.
Electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves.  Synonyms: infrared emission, infrared light, infrared radiation.



Related searches:
infrared emission
infrared frequency
infrared lamp
infrared light
infrared radiation
infrared ray
infrared spectrum
infrared therapy


WordNet 3.0 © 2010 Princeton University


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"Infrared" Quotes from Famous Books



... Photo Reconnaissance Laboratory. I asked them if there was any possible situation that could cause this. They said yes. An intensely bright light source which had a color far over in the red end of the spectrum, bordering on infrared, could do it. The eye is not sensitive to such a light, it could appear dim to the eye yet be "bright" to the film. I asked them what kind of a light source would cause this. There were several things, if you want to speculate, they ...
— The Report on Unidentified Flying Objects • Edward Ruppelt
... blue topcoat walked with steady purpose, but without haste, through the chill, wind-swirled drizzle that filled the air above the streets of Arlington, Virginia. His matching blue cap-hood was pulled low over his forehead, and the clear, infrared radiating face mask had been flipped down to protect his chubby cheeks and round nose from ...
— Psichopath • Gordon Randall Garrett
... come into its own through missile electronics. Infrared—since it cannot be jammed—appears to be challenging radar for use in guidance devices, tracking systems, and reconnaissance vehicles. Infrared is being used industrially to measure the compositions ...
— The Practical Values of Space Exploration • Committee on Science and Astronautics
... 1. [Fairchild] A particularly slick little piece of code that does one thing well; a small, self-contained hack. The image is of a hamster {happily} spinning its exercise wheel. 2. A tailless mouse; that is, one with an infrared link to a receiver on the machine, as opposed to the conventional cable. 3. [UK] Any item of hardware made by Amstrad, a company famous ...
— The Jargon File, Version 4.0.0
... again as we had feared, combined in what would have been an explosion in a confined space. The soundless flash, dim but real, said we had released quite a little energy uniformly all around us. I never felt a thing except a faint warmth from infrared through ...
— The Trouble with Telstar • John Berryman


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