thermostatically

English

Etymology

thermostatic +‎ -ally

Adverb

thermostatically (not comparable)

1. By means of a thermostat.
   • 1960 June, “The N.B. Loco. Co. diesel-hydraulic Type "2" locomotive”, in Trains Illustrated, page 345:

     [...] the electric fan drive and Drayton regulator temperature control employed on the prototypes have been superseded on the production version by Serck-Behr hydrostatic drive from an engine-driven pump with thermostatically controlled fan speed regulation.