noun Date: 1702 a branch of mathematics concerned chiefly with the study of the rate of change of functions with respect to their variables especially through the use of derivatives and differentials
DIFFERENTIAL CALCULUS
Meaning of DIFFERENTIAL CALCULUS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012