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pierian

adjective

of or relating to the Muses.
of or relating to poetry or poetic inspiration.
of or relating to Pieria.

adjective

of or relating to the Muses or artistic or poetic inspiration
of or relating to Pieria

adj.literally “of Pieria,” 1590s, from Latin Pierius “Pieria,” from Greek Pieria, district in northern Thessaly, reputed home of the Muses; thus “pertaining to poetry.” A little Learning is a dang’rous Thing;Drink deep, or taste not the Pierian Spring:[Pope, “Essay on Criticism,” 1711]