An Etymological Dictionary of Astronomy and Astrophysics

The principle according to which the fundamental laws of physics are the same in all frames of reference moving with constant velocity with respect to one another (→ inertial reference frames). Same as → Galilean invariance and → Newtonian relativity.

See also: → Galilean transformation, → Einsteinian relativity.

See also: → Galilean; → relativity.