• 1. Infrared Definition & Meaning - Merriam-Webster

  merriam-webster.com

  Link: https://www.merriam-webster.com/dictionary/infrared

  Description: WebMar 29, 2024 · 1. : situated outside the visible spectrum at its red endused of radiation having a wavelength between …

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• 2. Infrared - Wikipedia

  wikipedia.org

  Link: https://en.wikipedia.org/wiki/Infrared

  Description: WebInfrared (IR; sometimes called infrared light) is electromagnetic radiation (EMR) with wavelengths longer than that of visible light but shorter than …

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• 3. INFRARED Definition & Meaning | Dictionary.com

  dictionary.com

  Link: https://www.dictionary.com/browse/infrared

  Description: WebInfrared definition: the part of the invisible spectrum that is contiguous to the red end of the visible spectrum and that comprises electromagnetic radiation …

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• 4. What Is Infrared? | Live Science

  livescience.com

  Link: https://www.livescience.com/50260-infrared-radiation.html

  Description: WebFeb 27, 2019 · Infrared radiation (IR), or infrared light, is a type of radiant energy that's invisible to human eyes but that we can feel as heat. All objects in the …

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• 5. Infrared radiation | Definition, Wavelengths, & Facts | Britannica

  britannica.com

  Link: https://www.britannica.com/science/infrared-radiation

  Description: WebMar 12, 2024 · Infrared radiation, that portion of the electromagnetic spectrum that extends from the long wavelength, or red, end of the visible-light range to …

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