American English

Definition of gradient noun from the Oxford Advanced American Dictionary



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  1. 1(also grade) the degree to which the ground slopes, especially on a road or railroad a steep gradient a hill with a gradient of 1 in 4 (or 25%)
  2. 2(technology) the rate at which temperature, pressure, etc. changes, or increases and decreases, between one region and another
See the Oxford Advanced Learner's Dictionary entry: gradient