1387,
Sclave, from M.L.
Sclavus (c.800), from Byzantine Gk.
Sklabos (c.580), from O.Slav.
Sloveninu "a Slav," probably related to
slovo "word, speech," which suggests the name originally meant member of a speech community (cf. O.C.S.
Nemici "Germans," related to
nemu "dumb;" and cf. O.E.
þeode, which meant both "race" and "language"). Identical with the
-slav in personal names (e.g. Rus.
Miroslav, lit. "peaceful fame;"
Mstislav, lit. "vengeful fame;"
Jaroslav, lit. "famed for fury;" Czech
Bohuslav, lit. "God's glory;" and cf.
Wenceslas). Spelled
Slave c.1788-1866, infl. by Fr. and Ger.
Slave. Adj.
Slavic is attested from 1813; earlier
Slavonic (c.1645), from
Slavonia, a region of Croatia.