chromotropism

noun chro·mot·ro·pism \krōˈmä‧trəˌpizəm\
variants: less commonly

chromotropy

\-pē\

Definition of chromotropism

plural

chromotropisms

also

chromotropies

  1. 1 :  change of color especially of certain salts known in differently colored modifications — compare chromoisomerism

  2. 2 :  the orientation of living organisms in relation to color stimuli — compare tropism

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Seen and Heard

What made you want to look up chromotropism? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to help become familiar with something

Get Word of the Day daily email!