inion

noun

in·​i·​on ˈi-nē-ˌän 

-ən

: the external occipital protuberance of the skull

Example Sentences

Recent Examples on the Web

Strike your tools in a rough horizontal line from the nose and cheekbones to the inion (the projecting bump at the back of the skull). —Ed Yong, Discover Magazine, 16 Feb. 2011

Word History

Etymology

New Latin, from Greek, back of the head, diminutive of in-, is sinew, tendon

First Known Use

circa 1811, in the meaning defined above

Medical Definition

inion

noun

in·​i·​on ˈin-ē-ˌän, -ən 

: occipital protuberance sense a