frontolysis

American

[fruhn-tol-uh-sis] / frʌnˈtɒl ə sɪs /

noun

Meteorology. the dissipation or decrease of a front or frontal zone.

frontolysis British

/ frʌnˈtɒlɪsɪs /

noun

meteorol the weakening or dissipation of a front

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

frontolysis Scientific

/ frŭn-tŏl′ĭ-sĭs /

The weakening or complete dissipation of a meteorological front caused by a decrease in the horizontal thermal gradient (the difference in temperature of adjacent air masses) over time.
Compare frontogenesis

Etymology

Origin of frontolysis

First recorded in 1935–40; fronto- + -lysis

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023