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- DictionaryPar·tial de·riv·a·tive/ˈpärSHəl dəˈrivədiv/
noun
- 1. a derivative of a function of two or more variables with respect to one variable, the other(s) being treated as constant.
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noun
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Derivative of a function of several variables with respect to one variable, with the others held constant
In mathematics, a partial derivative of a function of several variables is its derivative with respect to one of those variables, with the others held constant (as opposed to the total derivative, in which all variables are allowed to vary). Partial derivatives are used in vector calculus and differential geometry. The partial derivative of a function with respect to the variable is variously deno... Wikipedia