dynamics

[ dahy-nam-iks ]

noun

1. (used with a singular verb) Physics. the branch of mechanics that deals with the motion and equilibrium of systems under the action of forces, usually from outside the system.
2. (used with a plural verb) the motivating or driving forces, physical or moral, in any field.
3. (used with a plural verb) the pattern or history of growth, change, and development in any field.
4. (used with a plural verb) variation and gradation in the volume of musical sound.
5. (used with a singular verb) psychodynamics.

dynamics

/ daɪˈnæmɪks /

noun

1. functioning as singular the branch of mechanics concerned with the forces that change or produce the motions of bodies Compare statics kinematics
2. functioning as singular the branch of mechanics that includes statics and kinetics See statics kinetics
3. functioning as singular the branch of any science concerned with forces
4. those forces that produce change in any field or system
5. music
   1. the various degrees of loudness called for in performance
   2. Also calleddynamic marksdynamic markings directions and symbols used to indicate degrees of loudness

dynamics

/ dī-năm′ĭks /

1. The branch of physics that deals with the effects of forces on the motions of bodies.
2. Also called kinetics
3. Compare kinematics

Word History and Origins

Origin of dynamics¹

First recorded in 1780–90; dynamic, -ics

Related Words

• act
• gesture
• passage