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infrared

Browse the Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

infrared

Main Entry:: in·fra·red
Pronunciation:: \ˌin-frə-ˈred, -(ˌ)frä-, -fə-\
Function:: adjective
Date:: 1881

1 : situated outside the visible spectrum at its red end —used of radiation having a wavelength between about 700 nanometers and 1 millimeter 2 : relating to, producing, or employing infrared radiation <infrared therapy> 3 : sensitive to infrared radiation <infrared sensors that detect body heat>

— infrared noun

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