IPA: /ˈseɪtənɪst/
KK: /ˈseɪtənɪst/
A person who follows or believes in the teachings and practices associated with Satanism, often characterized by the worship of Satan or the rejection of traditional religious beliefs.
The group was known to include several self-identified satanists who gathered to discuss their beliefs.
Satanist → It is formed from "Satan" (from Hebrew "שָׂטָן" (satan), meaning adversary or accuser) and the suffix "-ist" (meaning one who practices or is concerned with). A Satanist is someone who practices or is concerned with the beliefs associated with Satan.
Think of 'Satan' as the adversary and '-ist' meaning a person who practices something — a Satanist is someone who follows the beliefs related to the adversary.