antediluvian Meaning, Definition & Usage

  1. noun any of the early patriarchs who lived prior to the Noachian deluge
    antediluvian patriarch.
  2. noun a very old person
    ancient.
  3. adjective of or relating to the period before the biblical flood
    antediluvial.
    • antediluvian man
  4. adjective satellite so extremely old as seeming to belong to an earlier period
    antiquated; archaic.
    • a ramshackle antediluvian tenement
    • antediluvian ideas
    • archaic laws

WordNet

An`te*di*lu"vi*an adjective
Definitions
  1. Of or relating to the period before the Deluge in Noah's time; hence, antiquated; as, an antediluvian vehicle. -- n. One who lived before the Deluge.

Webster 1913