thermanesthesia Hear it!

thermanesthesia Definition

therm·an·es·the·sia or thermanaesthesia therm′·an·aes·the′·sia (t̸hʉrm′an es t̸hē′z̸hə, -z̸hē ə, -zē ə)

noun

insensibility to heat and cold

Etymology: ModL: see thermo- & anesthesia