Found 2 items, similar to isobars.
English → English (WordNet) Definition: isobar isobar n : an isogram connecting points having equal barometric pressure at a given time
English → English (gcide) Definition: isobars Isopiestic \I`so*pi*es"tic\, a. [Iso- + Gr. ? to press.] (Thermodynamics) Having equal pressure. [1913 Webster] Isopiestic lines, lines showing, in a diagram, the relations of temperature and volume, when the elastic force is constant; -- called also isobars. [1913 Webster]