Lewis & Short

Stilicho (written STELICHO, Inscr. Orell. 4999), ōnis, m., the famous general and father-in-law of the emperor Honorius, celebrated by Claudian in his poem De laudibus Stilichonis; cf. also Oros. 7, 37 sq.
Hence, adj.: Stĭlĭchōnĭus, a, um, of or belonging to Stilicho: virgo, i. e. Maria, daughter of Stilicho and wife of Honorius, Claud. Nupt. Hon. et Mar. 177.