An Etymological Dictionary of Astronomy and Astrophysics

1. Considered as the typical, traditional, or usual form of something. → classical T Tauri star.
   

2. → classical physics.

Etymology (EN): From classic (+ → -al), from Fr. classique, from L. classicus “belonging to a class, relating to the first or highest class of the Roman people,”
from classis perhaps akin to calare “to call.”

Etymology (PE): Loan from Fr. classique, as above.