Morpheme
-io-
Type
interfix
Denotation
connecting form of -ia, -ius
Etymology
interfixal construction from -ia, -ius + -o-
Evidence
goniochromism, goniocyst, goniodysgenesis, goniolens, goniometer, goniometry, goniophotograph, goniophotometer, gonioplasty, gonioprism, gonioscope, gonioscopy, goniostat, goniosynechialysis, goniotome, goniotomy, phthiriophobia, Pogoniopsis