What is another word for partial derivative?
Pronunciation: [pˈɑːʃə͡l dɪɹˈɪvətˌɪv] (IPA) 
The term partial derivative refers to the rate of change of a function when only one variable is varied, while keeping other variables constant. Synonyms for partial derivatives include directional derivatives, slope derivatives, and tangent derivatives. The directional derivative refers to the rate of change of a function in a particular direction, while the slope derivative refers to the rate of change of the function with respect to the slope of the curve. Finally, the tangent derivative refers to the rate of change of a function with respect to a tangent line. Other synonyms for partial derivatives include gradient or derivative, which refer to the rate of change of a function along the path of maximum increase.
