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.t̬i.dəˈluː.vi.ən/

Adjective

1.

extremely old-fashioned:

Example:
My mother has some hopelessly antediluvian ideas about the role of women.
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