\Hip"po*crene\, n. [L., fr. Gr. ?; "i`ppos horse + ?
a fountain.]
A fountain on Mount Helicon in B[oe]otia, fabled to have
burst forth when the ground was struck by the hoof of
Pegasus. Also, its waters, which were supposed to impart
poetic inspiration. --Keats.

      Nor maddening draughts of Hippocrene.    --Longfellow.