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

• size of it
• size stick
• size up
• sizeable
• sizeableness
• sized
• sizing
• sizz
• sizzle
• sizzler
• sizzling
• Sjaelland
• sjambok
• SK-Ampicillin
• ska
• skag
• Skagens Odde
• Skagerak
• Skagerrak
• Skagit
• Skagway
• Skanda
• skank
• skanky
• skat