Isobar

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Isobar \I"so*bar\, n. [Iso- + Gr. ? weight.] (Phys. Geog.)
     A line connecting or marking places upon the surface of the
     earth where height of the barometer reduced to sea level is
     the same either at a given time, or for a certain period
     (mean height), as for a year; an isopiestic line. [Written
     also {isobare}.]


     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  isobar
       n : an isogram connecting points having equal barometric
           pressure at a given time

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

  33 Moby Thesaurus words for "isobar":
     air mass, anticyclone, artificial isotope, cold front, cold sector,
     cyclone, deuterium, front, heavy hydrogen, high,
     high-pressure area, isomer, isometric, isometric line,
     isopiestic line, isotherm, isothermal line, isotone, isotope, low,
     low-pressure area, nuclear isomer, occluded front, polar front,
     protium, radioactive isotope, radioisotope, squall line,
     stationary front, strontium 90, warm front, weather map,
     wind-shift line