Definition
(noun) the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx

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Definition
(noun) a quality that differentiates between similar things

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Definition
(noun) 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

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Definition
(adj) relating to or showing a difference

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Definition
(adj) involving or containing one or more derivatives

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