ALL meanings of inion
in·i·on
I i - noun inion The projecting part of the occipital bone at the base of the skull. 1
- noun inion a point at the external occipital protuberance of the skull. 1
- noun inion the most prominent point at the back of the head, used as a point of measurement in craniometry 0
- noun inion the bulging part at the rear of the human skull 0
- noun inion (anatomy) A small protuberance on the external surface of the back of the skull near the neck; the external occipital protuberance. 0