1. Gelasian - Adjective
2. Gelasian - Proper noun
Gelasian
(geology, paleontology) A subdivision of the Pleistocene epoch.
Gelasian
(history) Pertaining to Pope Gelasius I.
Gelasian Sacramentary
In 2009, it was decided to make the Quaternary the youngest period of the Cenozoic Era with its base at 2.588 Mya and including the Gelasian stage, which was formerly considered part of the Neogene Period and Pliocene Epoch. Source: Internet
The collects of the Breviary are largely drawn from the Gelasian and other Sacramentaries, and they are used to sum up the dominant idea of the festival in connection with which they happen to be used. Source: Internet