esoterica

[ es-uh-ter-i-kuh ]
/ ˌɛs əˈtɛr ɪ kə /

plural noun

things understood by or meant for a select few; recondite matters or items.

Origin of esoterica

1925–30; < New Latin, noun use of neuter plural of Greek esōterikós esoteric
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019