thermo- root words — words with the thermo- root

The root thermo- comes from Greek thermos, meaning heat. 18 words in Dendril are built from it, including thermal, thermals, thermodynamics, thermometer, thermometers, thermostat, thermostats, hypothermia, thermonuclear, geothermal, thermally, thermionic. Dendril shows them on a free interactive word map — no signup, no ads.

Words that use the thermo- root

Explore words with thermo- — words containing the thermo- root and sharing its sense of "heat". Examples include thermal, thermals, thermodynamics, thermometer, thermometers, thermostat, thermostats, hypothermia, thermonuclear, geothermal, thermally, thermionic. Click any word to see its own roots, definition, and related words.

The thermo- root means heat, from Greek thermos. Recognizing it helps you decode and remember the many English words built on this root.