bath·​o·​chrome | \ ˈbathə‧ˌkrōm \
variants: or less commonly bathychrome \ ˈbathə‧ˌkrōm \
plural -s

Definition of bathochrome

: an atom or group that when introduced into a compound (such as a dye) causes a visible deepening of color (as from yellow toward green) contrasted with hypsochrome

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.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Other Words from bathochrome

bathochromic \ ¦⸗⸗‧¦krōmik \ adjective

History and Etymology for bathochrome

German bathychrom, from bathy- + -chrom -chrome

Keep scrolling for more

Learn More about bathochrome

Statistics for bathochrome

Cite this Entry

“Bathochrome.” The Dictionary, Merriam-Webster Inc., Accessed 12 December 2019.

Comments on bathochrome

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


a period of high artistic development

Get Word of the Day daily email!

Test Your Vocabulary

Semantic Drift Quiz

  • a twisty river
  • Which of the following was once a synonym for fun?
Spell It

Can you spell these 10 commonly misspelled words?

Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!