from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a tendency to step or walk backwards involuntarily, especially as a symptom of Parkinsonism
from The Century Dictionary and Cyclopedia
- n. A disorder of locomotion, seen sometimes in paralysis agitans, in which the patient is impelled to run backward as if in the endeavor to recover his balance.
- n. A pushing or forcing of the fetal head backward in labor.
- n. Transference of an external disease to some internal part or organ.
retro- + pulsion (Wiktionary)