[ ahy-sal-uh-bahr ]
/ aɪˈsæl əˌbɑr /
a line on a weather map or chart connecting points having equal pressure changes.
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Words nearby isallobar
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for isallobar
/ (aɪˈsæləˌbɑː) /
meteorol a line on a map running through places experiencing equal pressure changes
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
Scientific definitions for isallobar
[ ī-săl′ə-bär′ ]
A line on a weather map connecting places having equal changes in atmospheric pressure within a given period of time. Isallobars measure pressure tendency, a value that describes both the difference in barometric pressure at the beginning and end of a given time period as well as the pattern-falling, rising, or steady-of pressure change.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.