fron·to·gen·e·sis

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


Origin:
1930–35; fronto- + -genesis

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To frontogenesis
Collins
World English Dictionary
frontogenesis (ˌfrʌntəʊˈdʒɛnɪsɪs) [Click for IPA pronunciation guide]
 
n
meteorol the formation or development of a front through the meeting of air or water masses from different origins
 
frontogenetic
 
adj
 
frontoge'netically
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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00:10
Frontogenesis is always a great word to know.
So is quincunx. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
American Heritage
Science Dictionary
frontogenesis   (frŭn'tō-jěn'ĭ-sĭs)  Pronunciation Key 
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Frontogenesis produces a mesoscale direct thermal circulation that is sloped
  with height toward cold air.
With a strong upper level trough and mid level frontogenesis, forcing was
  definitely not lacking with this event.
Note the enhanced axis of frontogenesis near the coast where higher values of
  snow were observed.
Strong frontogenesis is often occurring within this area.
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