noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The point on the side of the skull corresponding to the posterior end of the parietomastoid suture.
2. 2
   the craniometric point at the junction of the lamboid suture and the occipitomastoid suture and the parietomastoid suture wordnet

Etymology

From Ancient Greek ἀστήρ (astḗr, “star”) + -ion.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.