tylion

noun

tyl·​i·​on

ˈtilēˌän

plural tylia

-ēə

: a craniometric point on the anterior edge of the optic groove at the median line of the skull

Word History

Etymology

New Latin, from tyl- + -ion (as in rhinion)

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!