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arcana

American  
[ahr-key-nuh] / ɑrˈkeɪ nə /

noun

  1. arcanum.

  2. (used with a singular or plural verb) either of the two types of tarot cards in a deck, the minor arcana and the major arcana.


arcana British  
/ ɑːˈkeɪnə, -ˈkɑː- /

noun

  1. either of the two divisions (the minor arcana and the major arcana ) of a pack of tarot cards

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of arcana

First recorded in 1600–10; from Latin; neuter plural (used as a noun) of arcanum ( def. )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Like those works, “Reflections on Cinematography” offers enough technical arcana to keep colleagues in the profession and students of the craft enraptured.

From The Wall Street Journal • Mar. 13, 2026

The point is that they aren’t arcana that’s only known to the most devoted of Boss fans, so the dissonance between what the audience knows and what they’re being told will have an impact.

From Salon • Oct. 28, 2025

The rules of the House are a thicket of complexity and arcana that I won’t enter.

From Seattle Times • Oct. 20, 2023

The Mütter Museum, a 19th-century repository of medical oddments and arcana at the College of Physicians of Philadelphia, attracts as many as 160,000 visitors a year.

From New York Times • Aug. 13, 2023

A deep flush snakes through me like the arcana.

From "The Belles" by Dhonielle Clayton

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