nasioiniac

na·si·o·in·i·ac

(nā'zē-ō-in'ē-ak),
Relating to the nasion and inion; denoting the distance in a straight line between the frontonasal suture and the external occipital protuberance.

nasioiniac

(nā″zē-ō-ĭn′ē-ăk) [L. nasus, nose, + Gr. inion, back of the head]
Pert. to the nasion and inion.

na·si·o·in·i·ac

(nā'zē-ō-in'ē-ak)
Relating to nasion and inion.