ornithorhynchous

adjective

or·​nitho·​rhyn·​chous

ȯ(r)¦nithə¦riŋkəs,

¦ȯ(r)nəthō¦r-

: having a beak like that of a bird

Word History

Etymology

New Latin ornithorhynchus + English -ous

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!