Sab•ba•tar•i•anPronunciation: (sab"u-târ'ē-un), [key]
a person who observes the seventh day of the week, Saturday, as the Sabbath.
a person who adheres to or favors a strict observance of Sunday.
of or pertaining to the Sabbath and its observance.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.