infrared

As a noun infrared is

electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm.

As an adjective infrared is

having the wavelength in the infrared.

As nouns the difference between ray and infrared

is that ray is a beam of light or radiation while infrared is electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm.

As a verb ray

is to emit something as if in rays.

As a proper noun Ray

is {{surname|from=nicknames}} from a Middle English nickname meaning a king or a roe.

As an adjective infrared is

having the wavelength in the infrared.

As a noun infrared is

electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm.

As an adjective infrared is

having the wavelength in the infrared.

As a noun infrared is

electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm.

As an adjective infrared is

having the wavelength in the infrared.

As nouns the difference between infrared and light

is that infrared is electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm while light is the natural medium emanating from the Sun and other very hot sources (now recognised as electromagnetic radiation with a wavelength of 400-750 nm), within which vision is possible.

As adjectives the difference between infrared and light

is that infrared is having the wavelength in the infrared while light is having light.

As a verb light is

to start (a fire).

As an adverb light is

carrying little.

As a proper noun Light is

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As nouns the difference between infrared and heat

is that infrared is electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm while heat is thermal energy.

As an adjective infrared

is having the wavelength in the infrared.

As a verb heat is

to cause an increase in temperature of an object or space; to cause something to become hot often with "up".

As adjectives the difference between infrared and ultrared

is that infrared is having the wavelength in the infrared while ultrared is infrared.

As a noun infrared

is electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm.

As nouns the difference between infrared and pseudophotosphere

is that infrared is electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm while pseudophotosphere is (astronomy) the equivalent of a photosphere in radiation other than visible light (especially in infrared).

As an adjective infrared

is having the wavelength in the infrared.

As nouns the difference between infrared and microbolometer

is that infrared is electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm while microbolometer is a bolometer, having an array of heat detectors, used in infrared photography.

As an adjective infrared

is having the wavelength in the infrared.