arcane

adjective

ar·​cane är-ˈkān How to pronounce arcane (audio)
: 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.
Attending physicians routinely quiz trainees on arcane facts instead of engaging in practical problem-solving. Robert Pearl, Forbes.com, 7 July 2025 Education, particularly in the humanities, rests on a belief that, alongside the practical things students might retain, some arcane idea mentioned in passing might take root in their mind, blossoming years in the future. Hua Hsu, New Yorker, 30 June 2025 There are plenty of scapegoats: The Senate’s arcane rules, or members who want to go on recess. Burgess Everett, semafor.com, 26 June 2025 Her expertise as the Senate’s interpreter of arcane chamber rules cannot be easily replaced with a party loyalist, and her day-to-day duties are nonpartisan in nature, even if she was appointed in 2012 by then-Democratic Leader Harry Reid. Ramsey Touchberry, The Washington Examiner, 28 June 2025 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

Browse Nearby Words

Cite this Entry

“Arcane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arcane. Accessed 17 Jul. 2025.

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