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isallobar
[ ahy-sal-uh-bahr ]
noun
, Meteorology.
- a line on a weather map or chart connecting points having equal pressure changes.
isallobar
/ aɪˈsæləˌbɑː /
noun
- meteorol a line on a map running through places experiencing equal pressure changes
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.
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Origin of isallobar1
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