chromogen

[ kroh-muh-juh n, -jen ]
/ ˈkroʊ mə dʒən, -ˌdʒɛn /
|

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.

Nearby words

  1. chromoblastomycosis,
  2. chromocenter,
  3. chromocystoscopy,
  4. chromocyte,
  5. chromodynamics,
  6. chromogenesis,
  7. chromogenic,
  8. chromolithograph,
  9. chromolithography,
  10. chromolysis

Origin of chromogen

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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for chromogen



British Dictionary definitions for chromogen

chromogen

/ (ˈkrəʊmədʒən) /

noun

a compound that forms coloured compounds on oxidation
a substance that can be converted to a dye
a bacterium that produces a pigment
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for chromogen

chromogen

[ krōmə-jən ]

n.

A substance that lacks definite color but may be transformed into a pigment.
A strongly pigment-generating or pigmented organelle, organ, or microorganism.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.