Definition of antediluvian:
old, dateless, aging, new, hoary, age-old, antediluvial, out-of-date, old-time, immemorial, hoar, ageing, timeworn, archaic, early, antiquity, olden, start, antediluvian patriarch, antiquated, ancestor, old-fashioned.
Of one point there can be little doubt- that bores existed in ancient as well as in modern times, though the deluge has unluckily swept away all traces of the antediluvian bore- a creature which analogy leads us to believe must have been of formidable power.- "Tales & Novels, Vol. IX [Contents: Harrington; Thoughts on Bores; Ormond]", Maria Edgeworth.
- "Daybreak: A Romance of an Old World", James Cowan.
In many parts of our coasts we find very striking and enormously large boulder- stones lying on the beach, perfectly isolated, and their edges rounded away like pebbles, as if they had been rolled on some antediluvian beach strewn with Titanic stones.- "The Ocean and its Wonders", R.M. Ballantyne.