Meaning of the word antediluvian in English

What does antediluvian mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

antediluvian

US /ˌæn.t̬i.dəˈluː.vi.ən/
UK /ˌæn.ti.dɪˈluː.vi.ən/

Adjective

1.

of or belonging to the time before the biblical Flood

Example:
The discovery of the ancient fossil provided a glimpse into the antediluvian world.
Some geological formations are described as antediluvian due to their immense age.
2.

ridiculously old-fashioned

Example:
His ideas about technology are completely antediluvian.
The company's management style is so antediluvian that it hinders progress.