isothere

isothere [ahy-suh-theer] Word Origin noun Climatology.

1. a line on a weather map or chart connecting points that have the same mean summer temperature.

Origin of isothere 1850–55; iso- + -there Greek théros summerRelated formsi·soth·er·al [ahy-soth-er-uh l] /aɪˈsɒθ ər əl/, adjective British Dictionary definitions for isothere isothere noun

1. a line on a map linking places with the same mean summer temperatureCompare isocheim

Derived Formsisotheral (aɪˈsɒθərəl), adjectiveWord Origin for isothere C19: from iso- + Greek theros summer