noun🔗ShareIsothermeA line on a graph or chart, such as a weather map, along which all the points have the same temperature."The weather map showed an isotherm running through the city, indicating that the temperature was the same all along that line. "Die Wetterkarte zeigte eine Isotherme, die durch die Stadt verlief und anzeigte, dass die Temperatur entlang dieser Linie gleich war.weathergeographyscienceChat with AIVocabulary GamePractice Reading