arcane

adjective

ar·​cane är-ˈkān How to pronounce arcane (audio)
Synonyms of arcane
: known or knowable only to a few people : secret
arcane rites
an arcane ritual
broadly : mysterious, obscure
arcane explanations
arcane technical details

Examples of arcane in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
For decades, getting the most out of the terminal required that traders memorized an arcane and bewildering set of three- and four-letter keyboard commands and shortcuts, each of which called up a different feature, function, or dataset. Jeremy Kahn, Fortune, 28 Apr. 2026 Winning those contests would grant players Legacy Tickets that would then be automatically converted to GALA using an arcane formula at the end of every day. ArsTechnica, 27 Apr. 2026 The late-night vote series in the Senate this week was part of an arcane, complicated process called budget reconciliation that GOP leaders are using to try to fund the two immigration enforcement agencies that Democrats continue to block. ABC News, 24 Apr. 2026 Taps dispense arcane suds, like a seasonal-favorite watermelon gose. Chris Malloy, Bon Appetit Magazine, 14 Apr. 2026 See All Example Sentences for arcane

Word History

Etymology

borrowed from Latin arcānus "secret, private, intimate," from arca "chest, coffer, box" + -ānus -an entry 2 — more at ark

First Known Use

1547, in the meaning defined above

Time Traveler
The first known use of arcane was in 1547

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Cite this Entry

“Arcane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arcane. Accessed 5 May. 2026.

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