orthochromatic

adjective
or·tho·chro·mat·ic | \ˌȯr-thə-krō-ˈma-tik \

Definition of orthochromatic 

1 : of, relating to, or producing tone values of light and shade in a photograph that correspond to the tones in nature

2 : sensitive to all colors except red

First Known Use of orthochromatic

1887, in the meaning defined at sense 1

History and Etymology for orthochromatic

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The first known use of orthochromatic was in 1887

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More Definitions for orthochromatic

orthochromatic

adjective
or·tho·chro·mat·ic | \ˌȯr-thə-krō-ˈmat-ik \

Medical Definition of orthochromatic 

1 : of, relating to, or producing tone values of light and shade in a photograph that correspond to the tones in nature

2 : sensitive to all colors except red

3 : staining in the normal way orthochromatic tissue an orthochromatic erythroblast

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