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antediluvian Meaning & Definition

ˌan-ti-də-ˈlü-vē-ən

What Does Antediluvian Mean?

Antediluvian is used as an adjective meaning of or relating to the period before the flood described in the Bible. It is also used to mean made, evolved, or developed a long time ago.

Antediluvian in Brief

Part of speechadjective
Pronunciation/ˌan-ti-də-ˈlü-vē-ən/
Syllables6
Synonymsarchaic, antiquated and old
First known use1646

Antediluvian Definition (Adjective)

  1. of or relating to the period before the flood described in the Bible
  2. made, evolved, or developed a long time ago

    an antediluvian automobile / that antediluvian relic known as a slide rule

  3. extremely primitive or outmoded

    an antediluvian prejudice / antediluvian in his politics

Synonyms of Antediluvian

Antediluvian synonyms and antonyms →

Antediluvian in a Sentence

Those ideas are antediluvian.

an antediluvian automobile

that antediluvian relic known as a slide rule

an antediluvian prejudice

antediluvian in his politics

an antediluvian automobile / that antediluvian relic known as a slide rule

an antediluvian prejudice / antediluvian in his politics

Word Forms & Grammar

antediluvian noun

antediluvian

antediluvians

Origin of Antediluvian

borrowed from New Latin antedīluviānus, from Latin ante- ante- + dīluvium "flood, inundation" + -ānus -an:2 deluge:1

First Known Use

1646

Pronouncing Antediluvian

The standard pronunciation of antediluvian is /ˌan-ti-də-ˈlü-vē-ən/, spoken in 6 syllables, with the main stress on the fourth syllable (lü).

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