noun Date: 1874 the doctrine that the second coming of Christ and the end of the world are near at hand, the principles and practices of Seventh-Day Adventists, Adventist adjective or noun
ADVENTISM
Meaning of ADVENTISM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012