Jacobian

noun

Ja·​co·​bi·​an jə-ˈkō-bē-ən 

yä-

: a determinant which is defined for a finite number of functions of the same number of variables and in which each row consists of the first partial derivatives of the same function with respect to each of the variables

Word History

Etymology

K. G. J. Jacobi †1851 German mathematician

First Known Use

1852, in the meaning defined above