sten·o·ther·mal 
(stĕn′ə-thûrməl) also sten·o·ther·mic (-mĭk) or sten·o·ther·mous (-məs)
(stĕn′ə-thûrməl) also sten·o·ther·mic (-mĭk) or sten·o·ther·mous (-məs)adj.
Capable of living or growing only within a limited range of temperature.
steno·therm′ n.