isobar

iso·bar

noun \ˈī-sə-ˌbär\

Definition of ISOBAR

1

: an imaginary line or a line on a map or chart connecting or marking places of equal barometric pressure

2

: one of two or more atoms or elements having the same atomic weights or mass numbers but different atomic numbers

Illustration of ISOBAR

Origin of ISOBAR

International Scientific Vocabulary is- + -bar (from Greek baros weight); akin to Greek barys heavy — more at grieve

First Known Use: circa 1864

Rhymes with ISOBAR

abattoir, acinar, air guitar, Aligarh, aide-mémoire, arctic char, au revoir, avatar, blazing star, bolivar, Bolívar, brittle star, bumper car, cabin car, cable car, café noir, Castlebar, cinnabar, coffee bar, color bar, command car, commissar, coplanar, Côte d'Ivoire, cultivar, deodar, dining car, double bar, double star, error bar, escolar, escritoire, evening star, exemplar, falling star, feather star, funny car, giant star, handlebar, insofar, Issachar, jacamar, jaguar, jaunting car, Kandahar, kilobar, Krasnodar, mason jar, megabar, megastar, millibar, minibar, minicar, Miramar, montagnard, morning star, motorcar, Mudejar, muscle car, Myanmar, neutron star, objet d'art, open bar, parlor car, pinot noir, Qiqihar, registrar, rent-a-car, repertoire, reservoir, ricercar, rising star, salad bar, Salazar, samovar, scimitar, seminar, shooting star, Silver Star, simular, sleeping car, steak tartare, steel guitar, subahdar, superstar, tiki bar, torsion bar, touring car, tutelar, turbocar, Valdemar, VCR, Veadar, wrecking bar, wunderbar, X-ray star, Yourcenar, zamindar, Zanzibar

iso·bar

noun \ˈī-sə-ˌbär\   (Medical Dictionary)

Medical Definition of ISOBAR

: one of two or more atoms or elements having the same atomic weights or mass numbers but different atomic numbers