1 [treated as singular] the branch of applied mathematics dealing with motion and forces producing motion:the laws of mechanics and electricity predicted that the electrons would spiral inward until they collided with the nucleus
2the machinery or working parts of something:he looks at the mechanics of a car before the bodywork
the practical study of machinery:skills like carpentry, motor mechanics, and electrics
the way in which something is done or operated:the mechanics of cello playing
