1. The doctrine of vital forces or energy 
2. The branch of biology which treats of the active vital phenomena of organisms; - opposed to biostatics

Encyclopedia: Biodynamics

• cush-cush
• cushat
• cushaw
• Cushing
• Cushing's disease
• Cushing's syndrome
• cushion
• cushion calamint
• cushion flower
• cushioned
• cushioning
• cushiony
• Cushitic
• cushy
• cusk
• cusk-eel
• cusp
• cuspate
• cuspated
• cusped
• cuspid
• cuspidal
• cuspidate
• cuspidated
• cuspidation