Definition of 'differential'

Noun

1. the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx
      Synonyms: derived function derivative differential coefficient first derivative
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
      Synonyms: differential gear

Adjective

1. relating to or showing a difference; "differential treatment"
2. involving or containing one or more derivatives; "differential equation"

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