cornein

noun

cor·​ne·​in

ˈkȯ(r)nēə̇n

plural -s

: an iodized nitrogenous substance showing some protein reactions and constituting the organic basis of corals

Word History

Etymology

International Scientific Vocabulary corne- (from Latin corneus horny) + -in; originally formed as German kornein

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!