the GNU version of the Collaborative International Dictionary of English
adj. Of or pertaining to Helicon.
adj. Like or pertaining to the butterflies of the genus Heliconius.
The Century Dictionary and Cyclopedia
Pertaining to or obtained from Helicon, a mountain of Bœotia in Greece, from which flowed Aganippe and Hippocrene, two fountains sacred to the Muses. It was held to be a favorite retreat of Apollo and the Muses.