CHROMOGEN Definition & Meaning

chromogen

[ kroh-muh-juhn, -jen ]

Phonetic (Standard)IPA

noun

Chemistry.
1. any substance found in organic fluids that forms colored compounds when oxidized.
2. a colored compound that, though not a dye itself, can be converted into a dye.
a chromogenic bacterium.

chromogen

/ ˈ��əʊ��ə��ə�� /

noun

a compound that forms coloured compounds on oxidation
a substance that can be converted to a dye
a bacterium that produces a pigment

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�y��vlog History and Origins

Origin of chromogen¹

First recorded in 1855–60; chromo- + -gen

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Example Sentences

Examples have not been reviewed.

This excludes large areas of homogenous staining and areas of more diffuse, non-specific chromogen deposit.

From

Brown.—Anthracene brown, chromogen, cloth brown, diamond brown, alizarin brown, fast brown, alizarin acid brown, chrome brown, palatine chrome brown, erio chrome brown.

From

It is supposed to exist in the cells of algæ, chiefly as a colorless chromogen, which becomes first yellow and then brown on exposure to air.

From

The melanosis or blackening of insect blood, for instance, is due to the oxidation of a chromogen, the pigment produced being known as a uranidine.

From

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