English word regulo comes from English thermostat, and later English thermostatic (Having or maintaining a consistent temperature.)
| Dictionary entry | Language | Definition |
|---|---|---|
| thermostat | English (eng) | A device that automatically responds to changes in temperature by activating a heating or cooling system to maintain the temperature at a desired setting. |
| thermostatic | English (eng) | Having or maintaining a consistent temperature. |
| regulo | English (eng) | Any of a number of temperatures to which a gas oven may be set. e.g. regulo 4. |