Pronunciation: (an"tē-di-lOO'vē-un), [key]
1. of or belonging to the period before the Flood. Gen. 7, 8.
2. very old, old-fashioned, or out of date; antiquated; primitive: antediluvian ideas.
1. a person who lived before the Flood.
2. a very old or old-fashioned person or thing.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.