adessenarian
/ˌædɪˈsenəˈrɪən/Definitions
1. noun
A person who is an adherent of the Seventh-day Adventist Church
“The adessenarian community in the area was known for their strong sense of community.”
2. adjective
Relating to the Seventh-day Adventist Church or its adherents
“The adessenarian school was a popular choice for families looking for a Christian education.”