Ultrared Ul`tra*red", a. [Pref. ultra- + red.] (Physics) Situated beyond or below the red rays; as, the ultrated rays of the spectrum, which are less refrangible than the red. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • ultrared — [ul΄trəred′] adj. nontechnical term for INFRARED …   English World dictionary

  • ultrared — “+ adjective Etymology: ultra + red : infrared * * * /ul treuh red /, n. (not in technical use) infrared. [1865 70; ULTRA + RED1] * * * ultrared /ul trə redˈ/ (obsolete) adjective Infra red ORIGIN: ↑ultra (1) …   Useful english dictionary

  • ultrared — /ul treuh red /, n. (not in technical use) infrared. [1865 70; ULTRA + RED1] * * * …   Universalium

  • ultrared — ul·tra·red …   English syllables

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