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frontogenesis

[fruhn-tuh-jen-uh-sis]
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noun Meteorology.
  1. the formation or increase of a front or frontal zone.
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Compare frontolysis.

Origin of frontogenesis

First recorded in 1930–35; fronto- + -genesis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for frontogenesis

frontogenesis

noun
  1. meteorol the formation or development of a front through the meeting of air or water masses from different origins
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Derived Formsfrontogenetic (ˌfrʌntəʊdʒəˈnɛtɪk), adjectivefrontogenetically, adverb
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 in Science

frontogenesis

[frŭn′tō-jĕnĭ-sĭs]
  1. 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.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.