noun
- Any of the early patriarchs who lived prior to the Noachian deluge.
- synonyms: antediluvian patriarch
- A very old person.
- synonyms: ancient
adjective
- Of or relating to the period before the biblical flood.
- usage: "antediluvian man"
- synonyms: antediluvial
- So extremely old as seeming to belong to an earlier period.
- usage: "a ramshackle antediluvian tenement"; "antediluvian ideas"; "archaic laws"
- synonyms: antiquated, archaic
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). antediluvian. Retrieved September 22, 2026, from http://smartdefine.org/antediluvian/definitions/1168077 |
| Chicago | WordNet. 2010. "antediluvian" http://smartdefine.org/antediluvian/definitions/1168077 (accessed September 22, 2026). |
| Harvard | WordNet 2010, antediluvian, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/antediluvian/definitions/1168077>. |
| MLA | WordNet. "antediluvian" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/antediluvian/definitions/1168077> |