From the base of theros; warmth -- heat.
see GREEK theros
Acts 28:3 - N-GFSGRK: ἀπὸ τῆς θέρμης ἐξελθοῦσα καθῆψενNAS: out because of the heat and fastenedKJV: out of the heat, and fastened onINT: out of the heat having come wound about