Isobar
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Look up isobar in Wiktionary, the free dictionary.
Isobar may refer to:
- Isobar (meteorology), a line connecting points of equal atmospheric pressure reduced to sea level on the maps.
- Isobaric process, a process taking place at constant pressure
- Isobar (nuclide), one of multiple nuclides with the same mass but with different numbers of protons (or, equivalently, different numbers of neutrons).