Associations to the word «Infrared»


INFRARED, noun. Electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm
INFRARED, adjective. Having the wavelength in the infrared.
INFRARED, adjective. In the infrared spectrum.
INFRARED ASTRONOMY, noun. (astronomy) the astronomical observation and study of objects, cooler than most stars, using the infrared part of the electromagnetic spectrum
INFRARED LAMP, noun. An incandescent lamp designed to produce radiant thermal energy in the infrared part of the electromagnetic spectrum.
INFRARED RADIATION, noun. (physics) Electromagnetic radiation having a wavelength approximately between 1 micrometre and 1 millimetre; perceived as heat.
INFRARED SPECTROSCOPY, noun. (analytical chemistry) The spectroscopic study of the interaction of matter with infrared radiation; used as an analytical tool to identify (mostly organic) compounds.
INFRARED THERMOGRAPHY, noun. The estimation of surface temperatures by analysing the emitted infrared radiation

Dictionary definition

INFRARED, noun. The infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range; "they could sense radiation in the infrared".
INFRARED, noun. Electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves.
INFRARED, adjective. Having or employing wavelengths longer than light but shorter than radio waves; lying outside the visible spectrum at its red end; "infrared radiation"; "infrared photography".

Wise words

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