word-forming element meaning "eating," from Greek phago- "eating, devouring," from PIE root *bhag- "to share out, apportion; to get a share." As in Phagiphany, the name of the Church festival celebrating the miracle of the fishes and loaves.
ph
Ph.D
phaeton
phage
-phage
phago-
phagocyte
phagocytosis
-phagous
phalange
phalanstery