metachromatism

[met-uh-kroh-muh-tiz-uh m]

noun

change of color, especially that due to variation in the temperature of a body.

Nearby words

  1. metachromasia,
  2. metachromatic,
  3. metachromatic body,
  4. metachromatic leukodystrophy,
  5. metachromatic stain,
  6. metachromophil,
  7. metachronous,
  8. metachrosis,
  9. metacinnabar,
  10. metacinnabarite

Origin of metachromatism

First recorded in 1875–80; meta- + chromat- + -ism

Related formsmet·a·chro·mat·ic [met-uh-kroh-mat-ik, -kruh-] /ˌmɛt ə kroʊˈmæt ɪk, -krə-/, adjective

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


British Dictionary definitions for metachromatic

metachromatic

adjective

(of tissues and cells stained for microscopical examination) taking a colour different from that of the dye solution
(of dyes) capable of staining tissues or cells a colour different from that of the dye solution
of or relating to metachromatism

metachromatism

noun

a change in colour, esp when caused by a change in temperature

Word Origin for metachromatism

C19: from meta- + chromato- + -ism

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 metachromatic

metachromatic

[mĕt′ə-krō-mătĭk]

adj.

Of or relating to metachromasia.
Relating to the property of certain chemical substances to appear as different colors depending upon the wavelength of light under which they are viewed.

metachromatism

[mĕt′ə-krōmə-tĭz′əm]

n.

Metachromasia.

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