Antediluvian

Origin

From Latin -("before") diluvium ("flood"), in reference to the story of Noah's Ark (Genesis 6–9), an early episode in the Bible.

Adjective

1. ancient or antiquated; old; prehistoric.
2. Supremely dated.Those ideas are antediluvian.
3. Pertaining or belonging to the time period prior to a great or destructive flood or deluge
4. (biblical) Pertaining or belonging to the time prior to Noah's Flood.

Synonyms

• antediluvial

Coordinate terms

• prelapsarian

Full definition of antediluvian

Noun

1. One who lived prior to Noah's Flood.

Related terms

• deluge
• diluvial