[ awr-thuh-kroh-mat-ik, -thoh-kruh- ]

  1. representing correctly the relations of colors as found in a subject; isochromatic.

  2. (of an emulsion) sensitive to all visible colors except red; isochromatic.

Origin of orthochromatic

First recorded in 1885–90; ortho- + chromatic

Words Nearby orthochromatic

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How to use orthochromatic in a sentence

British Dictionary definitions for orthochromatic


/ (ˌɔːθəʊkrəʊˈmætɪk) /

  1. photog of or relating to an emulsion giving a rendering of relative light intensities of different colours that corresponds approximately to the colour sensitivity of the eye, esp one that is insensitive to red light: Sometimes shortened to: ortho Compare panchromatic

Derived forms of orthochromatic

  • orthochromatism (ˌɔːθəʊˈkrəʊməˌtɪzəm), noun

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