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Webster 1913 Edition

Noun.

[L., fr. Gr. [GREEK].]

(Anc. Geog. & Gr. Myth.)

A mountain in Greece, sacred to Apollo and the Muses, and famous for a temple of Apollo and for the Castalian spring.

Grass of Parnassus

(Bot.)

See under

, and

–

To climb Parnassus

to write poetry.

[Colloq.]

Parnassus

Name of a mountain in central Greece; according to Greek mythology, this mountain was sacred to Apollo and the Corycian nymphs, and was the home of the Muses.
(figuratively) Home of poetry, literature, and learning.

Parnassus m ‎(genitive Parnassī); second declension

Second declension, with locative.