classical
1. [ adjective ] (fine arts) of or characteristic of a form or system felt to be of first significance before modern times
Related terms: nonclassical classic graeco-roman greco-roman neoclassic
2. [ adjective ] of recognized authority or excellence
Synonyms: definitive authoritative
Examples:

"the definitive work on Greece" "classical methods of navigation"

Related terms: standard
Similar spelling:   classically
  classic
  classics
  classicistic
  Clusiaceae
  close_call
  classicize
  classicist
  classicism
  classicise
  class_act
  closest