Retrograde
73079
217222697
2008-06-05T03:45:56Z
69.248.170.68
added menstruation to page
{{Wiktionarypar|retrograde}}
'''Retrograde''' is a retreating motion studied in multiple fields:
*[[Retrograde signaling]], in neuroscience
* Retrograde is a type of [[Permutation (music)|musical permutation]]
* [[Retrograde and direct motion]], the movement of an astronomical object
* [[Retrograde ejaculation]], in medicine
* [[Retrograde menstruation]] occurs through the fallopian tubes, in medicine
{{disambig}}
[[nl:Retrograad]]