/ Dictionary / Index F frontolysis: Meaning and Definition of Find definitions for: fron•tol•y•sis Pronunciation: (frun-tol'u-sis), [key] — n. the dissipation or decrease of a front or frontal zone. Cf. frontogenesis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. frontogenesis fronton Related Content Daily Word Quiz: centenary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language