differential

What is the Definition of differential?

Noun:

1. the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)
2. a quality that differentiates between similar things
3. a bevel gear that permits rotation of two shafts at different speeds; used on the rear axle of automobiles to allow wheels to rotate at different speeds on curves

Adjective:

1. relating to or showing a difference
2. involving or containing one or more derivatives

Other meanings of differential (synonyms, cognates).