combining form
or phreni- or phreno-
Etymology: Latin phren-, from Greek phren-, phreno-, from phren-, phrēn diaphragm, mind — more at frenetic
1. : mind
phreno logy
2.
a. : diaphragm
phren ic
b. : diaphragmatic and
phreno cardiac
3. : phrenic nerve
phreni clasia