| var. of thermo- as final element in compound words: isotherm. |
| -therm suff. An animal having a specified kind of body temperature: poikilotherm. [From Greek thermē, heat, from thermos, warm, hot; see gwher- in Indo-European roots.] |
-therm suff.
An organism having a specified kind of body temperature: exotherm.
thermo- or therm-
pref.
Heat: thermogenesis.
| thermo- or therm-
A prefix that means "heat," as in thermometer. |