Meaning of OCCULT in English

I. oc ‧ cult 1 /ˈɒkʌlt, əˈkʌlt $ əˈkʌlt, ˈɑːkʌlt/ BrE AmE noun

the occult mysterious practices and powers involving magic and ↑ spirit s :

He was a strange man who dabbled in the occult.

—occultist noun [countable]

II. occult 2 BrE AmE adjective [only before noun]

[ Date: 1500-1600 ; Language: Latin ; Origin: occultus , from occulere 'to cover up' ]

magical and mysterious:

occult practices

the occult powers

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.