cotoin

noun

co·​to·​in

ˈkōtəwə̇n

plural -s

: a crystalline ketone C₁₄H₁₂O₄ occurring in true coto bark and formerly used in intestinal disorders; 2,6-dihydroxy-4-methoxy-benzophenone

Word History

Etymology

International Scientific Vocabulary coto + -in; originally formed as German kotoin

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!