retropulsion /ret-rō-pulˈshən/

1. Pushing backwards
2. A tendency to fall backwards experienced by some people with Parkinson's disease

retropulˈsive adjective

• regular tetrahedrons
• regulate
• regulated
• regulates
• regulating
• regulating rod
• regulating rods
• regulation
• regulations
• regulative
• regulatively
• regulator
• regulators
• regulatory
• regulatory gene
• regulatory genes
• reguli
• reguline
• regulise
• regulised
• regulises
• regulising
• regulize
• regulized
• regulizes