chromogen

noun
chro·​mo·​gen | \ ˈkrō-mə-jən How to pronounce chromogen (audio) \

Definition of chromogen

1 : a precursor of a biochemical pigment
2 : a pigment-producing microorganism

First Known Use of chromogen

1858, in the meaning defined at sense 1

History and Etymology for chromogen

chromo- + -gen

Note: Term introduced by the Scottish chemist Thomas Charles Hope (1766-1844) in "Observations and Experiments on the Coloured and Colourable Matters in the Leaves and Flowers of Plants," a communication read on March 21, 1836, to the Royal Society of Edinburgh and published in the Society's Transactions, vol. 1, no. 6 (1836), pp. 126-28.

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Last Updated

17 Sep 2019

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The first known use of chromogen was in 1858

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More Definitions for chromogen

chromogen

noun
chro·​mo·​gen | \ ˈkrō-mə-jən How to pronounce chromogen (audio) \

Medical Definition of chromogen

1a : a precursor of a biochemical pigment
b : a compound not itself a dye but containing a chromophore and so capable of becoming one
2 : a pigment-producing microorganism many bacteria are chromogens

Other Words from chromogen

chromogenic \ ˌkrō-​mə-​ˈjen-​ik How to pronounce chromogenic (audio) \ adjective

More from Merriam-Webster on chromogen

Britannica.com: Encyclopedia article about chromogen

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