Try Our Apps


The Best Internet Slang


[ahy-sal-uh-bahr] /aɪˈsæl əˌbɑr/
noun, Meteorology.
a line on a weather map or chart connecting points having equal pressure changes.
Origin of isallobar
1910-15; is- + allo- + Greek báros “weight” (see isobar) Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
British Dictionary definitions for isallobar


(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
Cite This Source
isallobar in Science
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 © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for isallobar

Few English speakers likely know this word

Word Value for isallobar

Scrabble Words With Friends

Nearby words for isallobar