Main Entry: dy·nam·ics

Pronunciation: \dī-ˈna-miks\

Function: noun plural but singular or plural in construction

Date: circa 1789

1 : a branch of mechanics that deals with forces and their relation primarily to the motion but sometimes also to the equilibrium of bodies
2 : a pattern or process of change, growth, or activity <population dynamics>
3 : variation and contrast in force or intensity (as in music)