isobar

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isobar

 [i´so-bahr]
1. one of two or more chemical species with the same atomic weight but different atomic numbers.
2. a line on a map or chart depicting the boundaries of an area of constant atmospheric pressure.

i·so·bar

(ī'sō-bar),
1. One of two or more nuclides having the same total number of protons plus neutrons, but with different distribution, for example, argon-40 with 18 protons and 22 neutrons, potassium-40 with 19 protons and 21 neutrons, calcium-40 with 20 protons and 20 neutrons. The product of a β-disintegration is an isobar of its parent.
2. The line on a map connecting points of equal barometric pressure.
3. Any curve or equation relating quantities measured at the same pressure.
[iso- + G. baros, weight]

i·so·bar

(ī'sō-bahr)
1. One of two or more nuclides having the same total number of protons plus neutrons, but with different distribution.
2. The line on a map connecting points of equal barometric pressure.
[iso- + G. baros, weight]

iso·bar

(ī'sō-bahr)
One of two or more nuclides having the same total number of protons plus neutrons, but with different distribution.
[iso- + G. baros, weight]
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