Thermo (Greek: "heat") in a prefix referring to heat or temperature, (productive in technical terms) for example, thermodynamics, the physics of energy, heat, work, and entropy, which's also discussed in the article heat thermochemistry, thermophile, organisms which thrive at relatively high temperatures. thermonuclear, thermoelectricity, thermionic, thermosolar, Also Thermo, Greece, a town in Aetolia-Acarnania, Greece Thermo Electron Corporation Thermo, a code name for a future Adobe… (More on Thermo)