Adjective has 2 senses

• orphic(a = adj.pert) - ascribed to Orpheus or characteristic of ideas in works ascribed to Orpheus;
Derived form noun orpheus₁

• orphic(s = adj.all) mysterious, mystic, mystical, occult, secret - having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding; "mysterious symbols"; "occult lore"; "the mystical style of Blake"; "the secret learning of the ancients"