WordReference Random House Unabridged Dictionary of American English © 2025
in•i•on
(in′ē ən),USA pronunciation n. [Craniom.]
- Anatomy, Physical Anthropologya point at the external occipital protuberance of the skull.
- Greek īníon nape of the neck, equivalent. to īn- (stem of í̄s) fiber, sinew + -ion diminutive suffix
- Neo-Latin
- 1805–15
'inion' also found in these entries (note: many are not synonyms or translations):