esoteric

US /ˌes.əˈter.ɪk/
UK /ˌes.əˈter.ɪk/
"esoteric" picture
1.

esoterico, arcano, riservato

intended for or likely to be understood by only a small number of people with a specialized knowledge or interest.

:
The book was full of esoteric references that only a few scholars could understand.
Il libro era pieno di riferimenti esoterici che solo pochi studiosi potevano capire.
His lectures often contained esoteric jokes that went over most people's heads.
Le sue lezioni contenevano spesso battute esoteriche che la maggior parte delle persone non capiva.