Definition of "dynamics" []

• The branch of mechanics that is concerned with the effects of forces on the motion of a body or system of bodies, especially of forces that do not originate within the system itself. Also called kinetics. (noun)
• The forces and motions that characterize a system: The dynamics of ocean waves are complex. (noun)
• The social, intellectual, or moral forces that produce activity and change in a given sphere: The dynamics of international trade have influenced our business decisions on this matter. (noun)
• Variation in force or intensity, especially in musical sound. (noun)
• Psychodynamics. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Everything we know suggests that the dynamics is a matter of relationships, that nature does not need artificed order — dams to stop a river, pumps to make it flow, men planting seeds to decree where plants sprout."
• "The material and cognitive irreversibility of this dynamics is an essential aspect of the situation."
• "Everything we know suggests that this dynamics is not comparable with law."