/ Dictionary / Index F Fourier: Meaning and Definition of Find definitions for: Fou•rier Pronunciation: (foor'ē-ā", -ē-ur for 1, 2 also Fr. f&oomacr&wdspcryā'), [key] — n. 1772–1837, French socialist, writer, and reformer. 1768–1830, French mathematician and physicist. a crater in the third quadrant of the face of the moon: about 36 miles (58 km) in diameter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fourier (Thesaurus) 401(k) Fourier analysis Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language