Douglas Harper's Etymology Dictionary
arterio-
word-forming element meaning "arterial," from Latinized comb. form of Greek arteria "windpipe; artery" (see artery).
Wiktionary
arterio-
pre. '''arteri-''' + '''-o-'''
Usage examples of "arterio-".
They creaked and groaned, snorted, limped, winced at arterio-sclerotic calf-ache, went.
The most dreaded of all the ills of the cardiac and vascular systems nowadays seems to be arterio-sclerosis, or hardening of the arteries.