Berkeleian

1 of 2

adjective

Berke·​le·​ian ˈbär-klē-ən How to pronounce Berkeleian (audio) ˈbər- How to pronounce Berkeleian (audio)
bär-ˈklē-
ˌbər-ˈklē-
variants or Berkeleyan
: of, relating to, or suggestive of Bishop Berkeley or his system of philosophical idealism
Berkeleian noun
Berkeleianism
ˈbär-klē-ə-ˌni-zəm How to pronounce Berkeleian (audio)
ˈbər-;
bär-ˈklē-
ˌbər-ˈklē-
noun

Berkeleianism

2 of 2

noun

Berke·​le·​ian·​ism ˈbär-(ˌ)klē-ə-ˌni-zəm How to pronounce Berkeleianism (audio)
ˈbər-;
bär-ˈklē-ə-
ˌbər-
variants or Berkeleyanism
ˈbär-(ˌ)klē-ə-ˌni-zəm
ˈbər-;
bär-ˈklē-ə-
ˌbər-
plural -s
: a system of philosophical idealism first taught by George Berkeley maintaining that material things exist only in being perceived, that objects have no physical qualities beyond what can be observed, and that the physical universe is a perception of an infinite divine mind

Word History

First Known Use

Adjective

1748, in the meaning defined above

Time Traveler
The first known use of Berkeleian was in 1748

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Cite this Entry

“Berkeleian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Berkeleian. Accessed 11 Jun. 2026.

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