isogeotherm
(redirected from isogeotherms)Also found in: Encyclopedia.
isogeotherm
(ˌaɪsəʊˈdʒiːəʊˌθɜːm)n
(Physical Geography) an imaginary line below the surface of the earth connecting points of equal temperature
ˌisoˌgeoˈthermal, ˌisoˌgeoˈthermic adj