frontogenesis

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fron·to·gen·e·sis

 (frŭn′tō-jĕn′ĭ-sĭs)
n. pl. fron·to·gen·e·ses (-sēz′)
Formation or intensification of a meteorological front.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

frontogenesis

(ˌfrʌntəʊˈdʒɛnɪsɪs)
n
(Physical Geography) meteorol the formation or development of a front through the meeting of air or water masses from different origins
frontogenetic adj
ˌfrontogeˈnetically adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

frontogenesis

the meeting of two masses of air, each with a different meteorological composition, thus forming a front, sometimes resulting in rain, snow, etc.
See also: Weather
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
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Maxima of frontal occurrence in these regions are consistent with climatological frontogenetic regions in Satyamurty and de Mattos (1989) (3) and also show up in other climatologies of fronts that use TFP([[theta].sub.w]) or TFP([[theta].sub.e]) (e.g., de la Torre et al.
WHAT ARE THE BEST THERMODYNAMIC QUANTITY AND FUNCTION TO DEFINE A FRONT IN GRIDDED MODEL OUTPUT?
[23] observed that during negative SAM phases, the cyclone trajectories are northward of their positions during the positive phase, and in the South America and South Atlantic sectors, there is intense frontogenetic activity and a positive precipitation anomaly over southeastern South America, which influences the weather in Sao Paulo.
Severe Weather Events over Southeastern Brazil during the 2016 Dry Season
The bad weather is caused by frontogenetic forcing and convergence.
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