"the ancient art of divination by the movements and coilings of snakes, 1753, from ophio- "snake, serpent" + -mancy "divination by means of." Related: Ophiomantic; ophiomancer.
operose
Ophelia
ophidian
ophidiophobia
ophio-
ophiomancy
ophiophagous
Ophir
Ophiuchus
ophthalmia
ophthalmic