#1 differentiation n. [distinction] a discrimination between things as different and distinct; "it is necessary to make a distinction between love and infatuation". wn
#2 differentiation n. the mathematical process of obtaining the derivative of a function. wn
#3 differentiation n. [specialization, specialisation] (biology) the structural adaptation of some body part for a particular function; "cell differentiation in the developing embryo". wn
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