Bible Dictionaries
Sabbatarian

Webster's Dictionary

(1):

(n.) One who regards and keeps the seventh day of the week as holy, agreeably to the letter of the fourth commandment in the Decalogue.

(2):

(n.) A strict observer of the Sabbath.

(3):

(a.) Of or pertaining to the Sabbath, or the tenets of Sabbatarians.

Bibliography Information
Webster, Noah. Entry for 'Sabbatarian'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​s/sabbatarian.html. 1828.