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occluded front

American  

noun

Meteorology.

  1. a composite front formed when a cold front overtakes a warm front and forces it aloft.

occluded front British  

noun

  1. Also called: occlusion.  meteorol the line or plane occurring where the cold front of a depression has overtaken the warm front, raising the warm sector from ground level

"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
occluded front Scientific  
/ ə-klo̅o̅′dĭd /

  1. The front formed when a cold front occludes a warm front.

  2. Compare cold front warm front

Etymology

Origin of occluded front

First recorded in 1965–70

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A line with triangles and semicircles on one side indicates an occluded front, which is formed when a cold front overtakes a warm or stationary front.

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.