retrograde
adjectiveMoving or tending backward.
adjectiveOpposite to the usual order; inverted or reversed.
adjectiveReverting to an earlier or inferior condition.
adjectiveOf or relating to the orbital revolution or axial rotation of a planetary or other celestial body that moves clockwise from east to west, in the direction opposite to most celestial bodies.
adjectiveOf or relating to the brief, regularly occurring, apparently backward movement of a planetary body in its orbit as viewed against the fixed stars, caused by the differing orbital velocities of Earth and the body observed.
adjectiveOf or relating to orbital motion in the direction opposite that of the predominant motion in an orbital system.
intransitive verbTo have retrograde motion.
intransitive verbTo decline to an inferior state; degenerate.
intransitive verbTo move or seem to move backward.