1680s, Modern Latin, from Greek epigastrion "region of the abdomen from the breasts to the navel," neuter of epigastrios "over the belly," from epi "on, above" (see epi-) + gaster "stomach" (see gastric). The region below the navel is the hypogastrium.
epidemiology
epidemy
epidermis
epididymis
epidural
epigastrium
epiglottis
epigone
epigram
epigrammatic
epigraph