front·​o·​gen·​e·​sis | \ ˌfrən-tō-ˈje-nə-səs How to pronounce frontogenesis (audio) \

Definition of frontogenesis

: the coming together into a distinct front of two dissimilar air masses that commonly react upon each other to induce cloud and precipitation

Examples of frontogenesis in a Sentence

Recent Examples on the Web Here, an impressive snow band will set up as a result of frontogenesis, where air masses of different temperatures lead to convergence and rapid ascent of air. Matthew Cappucci, Washington Post, "36 million under winter storm warnings as snow targets Northeast Corridor," 6 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'frontogenesis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of frontogenesis

1931, in the meaning defined above

History and Etymology for frontogenesis

New Latin

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The first known use of frontogenesis was in 1931

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Cite this Entry

“Frontogenesis.” Dictionary, Merriam-Webster, Accessed 26 Feb. 2020.

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