3. (adj)authoritative, classical, classic, definitive of recognized authority or excellence "the definitive work on Greece"; "classical methods of navigation"
4. (adj)classical, classic of or relating to the most highly developed stage of an earlier civilisation and its culture "classic Cinese pottery"
5. (adj)classical, classic, Greco-Roman, Graeco-Roman, Hellenic of or pertaining to or characteristic of the ancientGreek and Roman cultures "classical mythology"; "classical