[sab.bat.i.cal] or sab.bat.ic adj [LL sabbaticus, fr. Gk sabbatikos, fr. sabbaton] (1645) 1: of or relating to the sabbath "~ laws"
2: of or relating to a sabbatical year
[2]sabbatical n (1903) 1: sabbatical year 2
2: leave 1b
3: a break or change from a normal routine (as of employment)