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frontogenesis

American

[fruhn-tuh-jen-uh-sis] / ˌfrʌn təˈdʒɛn ə sɪs /

noun

Meteorology.

the formation or increase of a front or frontal zone.

frontogenesis British

/ ˌfrʌntəʊdʒəˈnɛtɪk, ˌfrʌntəʊˈdʒɛnɪsɪs /

noun

meteorol the formation or development of a front through the meeting of air or water masses from different origins

"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

frontogenesis Scientific

/ frŭn′tō-jĕn′ĭ-sĭs /

The formation or intensification of a meteorological front caused by an increase in the horizontal thermal gradient (the difference in temperature of adjacent air masses) over time.
Compare frontolysis

Other Word Forms

Etymology

Origin of frontogenesis

First recorded in 1930–35; fronto- + -genesis

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