Jacobian

noun

: 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

Examples of Jacobian in a Sentence

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Quarterback Jacobian Morgan #15 of the Jackson State Tigers throws a pass during the first half on December 14, 2024 at the Mercedes-Benz Stadium in Atlanta, Georgia. Ben Verbrugge, MSNBC Newsweek, 6 Sep. 2025

Word History

Etymology

K. G. J. Jacobi †1851 German mathematician

First Known Use

1852, in the meaning defined above

Time Traveler
The first known use of Jacobian was in 1852

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Cite this Entry

“Jacobian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Jacobian. Accessed 27 Jul. 2026.

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