Of or pertaining to established principles in a discipline.
Of or relating to the first class or rank, especially in literature or art.
Describing art music (rather than pop, jazz, blues, etc), especially when played using instruments of the orchestra.
Describing Western music and musicians of the late 18th and early 19th centuries.
Of or pertaining to the ancient Greeks and Romans, especially to Greek or Roman authors of the highest rank, or of the period when their best literature was produced; of or pertaining to places inhabited by the ancient Greeks and Romans, or rendered famous by their deeds.
Pertaining to models of physical laws that do not take quantum or relativistic effects into account; Newtonian or Maxwellian.
Conforming to the best authority in literature and art; chaste; pure; refined
Knowledgeable or skilled in the classics; versed in the classics.
One that is classical in some way; for example, a classical economist.
Not adhering to convention or accepted standards
Atypical
Out of the ordinary
Something or someone that is unconventional.