sabbatairecommon nounSyllable DecompositionsabbataireEtymologyexpandfrom Latin sabbatarii.Definitions1. A converted Jew who, in the first century of the Christian Church, was attached to the celebration of the Sabbath and other Jewish observances.religionexpand2. An Anabaptist who observes the Sabbath like the Jews, because it would not have been abolished by any law in the New Testament.religionexpandPluralsabbatairesSee alsosabbat (cn.) sabbatique (adj.)