Synonyms for antediluvian
See antediluvian in Webster's New World Roget's A-Z Thesaurus II
adjective
Belonging to, existing, or occurring in times long past:
age-old, ancient, antiquated, antique, archaic, hoary, old, olden, old-time, timeworn, venerable. Idioms: old as Methuselah, old as the hills. See newOf, existing, or occurring in a distant period:
ancient, early, primitive. See start
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