Definition of isallobar in English:

isallobar

Line breaks: is¦allo|bar
Pronunciation: /ʌɪˈsalə(ʊ)bɑː
 
/

noun

Meteorology
A line on a map connecting points at which the barometric pressure has changed by an equal amount during a specified time.
More example sentences
  • Thus an isallobar would join all places in an area that show a change of +2 millibars, another -1 millibars, and so on.

Origin

early 20th century: from iso- 'equal' + allo- 'other' + bar2.

Derivatives

isallobaric

adjective

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