noun, plural ar·ca·na [ahr-key-nuh] /ɑrˈkeɪ nə/.
- arcanum arcanorum,
- arcaro, eddie,
Origin of arcanum
Examples from the Web for arcanum
This is the grand “arcanum duplicatum” for “Living all the days of your Life.”The Art of Invigorating and Prolonging Life|William Kitchiner
But this is an arcanum which enters into the understanding of only a few.
It is accounted a noble Remedy, known to few, and held as a great Arcanum.A New Voyage to Carolina|John Lawson
I thought it best that the building at Arcanum should be suspended till your return.The Letters of Cicero, Volume 1|Marcus Tullius Cicero
Sir, it is an arcanum, which I have discovered, and prepared with infinite labour.The Expedition of Humphry Clinker|Tobias Smollett
noun plural -na (-nə)
Word Origin for arcanum
proper singular form of arcana.