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isobar

i·so·bar

isobar

 
pronunciation:
aI s bar
features:
Word Parts
part of speech: noun
definition 1: a line on a weather map drawn between places that have the same barometric pressure during a given time or period.
definition 2: any among two or more atoms that have the same atomic weight but different atomic numbers. (Cf. isotope.)
derivations: isobaric (adj.), isobarism (n.)
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