- (a.) Tending or moving backward; having a backward course; contrary; as, a retrograde motion; -- opposed to progressive.
- (v.i.) Hence, to decline from a better to a worse condition, as in morals or intelligence.
- (v.i.) To go in a retrograde direction; to move or appear to move, backward, as a planet.
- (a.) Declining from a better to a worse state; as, a retrograde people; retrograde ideas, morals, etc.
- (a.) Apparently moving backward, and contrary to the succession of the signs, that is, from east to west, as a planet.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). retrograde. Retrieved September 23, 2026, from http://smartdefine.org/retrograde/definitions/2055411 |
| Chicago | Webster's. 2011. "retrograde" http://smartdefine.org/retrograde/definitions/2055411 (accessed September 23, 2026). |
| Harvard | Webster's 2011, retrograde, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/retrograde/definitions/2055411>. |
| MLA | Webster's. "retrograde" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/retrograde/definitions/2055411> |