frontolysis

[ fruhn-tol-uh-sis ]

/ frʌnˈtɒl ə sɪs /

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noun

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

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Compare frontogenesis.

Origin of frontolysis

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

Words nearby frontolysis

front nine, fronto-, front office, front of house, frontogenesis, frontolysis, fronton, frontoparietal, frontotemporal dementia, front-page, front projection

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for frontolysis

frontolysis

/ (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

Scientific definitions for frontolysis

frontolysis

[ 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.