Definition of "longwave" []

• Having a wavelength of greater than 1000 meters. (adjective)
• Capable of transmitting or receiving signals at such a wavelength. (adjective)

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• "Clouds at lower altitudes let more of the earth's heat, or so-called longwave radiation, escape out to space."
• "Earth's albedo values are very important in shaping local and global climates through the radiation budget, determined as the difference between the amount of absorbed shortwave radiation (input) and the outgoing longwave radiation (output)."
• "Of particular interest is “Increases in greenhouse forcing inferred from the outgoing longwave radiation spectra of the Earth in 1970 and 1997,” (Griggs and Harries, 2001):"