/ Dictionary / Index J Jacobi: Meaning and Definition of Find definitions for: Ja•co•bi Pronunciation: ( ju-kō'bē for 2 also Ger. yä-kō'bē), [key] — n. 1830–1919, U.S. pediatrician, born in Germany. 1804–51, German mathematician. 1842–1906, U.S. physician (wife of Abraham Jacobi). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jacobi (Thesaurus) Jacobethan Jacobin Related Content Daily Word Quiz: apogee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language