Allobar
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Any form of an element having a different isotopic composition to that of the natural element, and thus a different atomic weight.
- 2 An area where the atmospheric pressure changes.
"Highlighted in Alfred Henry's 1916 manual, Weather Forecasting in the United States, pressure-change charts have their own terminology, with allobar describing an area where the barometric pressure has changed by 0.1 inch or more in 12 hours[…]"
Example
More examples"Highlighted in Alfred Henry's 1916 manual, Weather Forecasting in the United States, pressure-change charts have their own terminology, with allobar describing an area where the barometric pressure has changed by 0.1 inch or more in 12 hours[…]"
Etymology
From allo- + bar. According to Alfred J. Henry, the meteorology sense was coined in Swedish by Nils Gustaf Ekholm.
Related phrases
More for "allobar"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.