zygoˈmatico-
combining form of mod.L. zygomaticus zygomatic, forming adjs. in sense ‘belonging to the zygoma or zygomatic arch and (some other part)’, as zygomatico-auricular (see quot.).
| 1890 Billings Med. Dict., Zygomatico-auricular index, ratio between the bizygomatic and the biauricular diameters of the cranium. |