from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Before the time of Moses.
from the GNU version of the Collaborative International Dictionary of English
- adj. Being before the time of Moses.
ante- + Mosaic (Wiktionary)
I am horror-struck at this antemosaic, unsourced existence of the unspeakable terrors of the whale, which, having been before all time, must needs exist after all humane ages are over.