Inion

[iniәn]

(noun.) the craniometric point that is the most prominent point at the back of the head (at the occipital protuberance).

Checked by Ives--From WordNet

(n.) The external occipital protuberance of the skull.

Editor: Peter

n. the external occipital protuberance:—pl. In′ia.

Typed by Katie