- a device that indicates a change in temperature, esp one that does not measure the actual temperature
Examples from the Web for thermoscope
In order to determine the effect of radiation in the cooling of bodies, Rumford employed the thermoscope referred to by Cuvier.Heroes of Science: Physicists
Torricelli's apparatus, unlike Galileo's thermoscope, represented the barometer in essentially its classical form.
The instrument shown in his sketch resembles a Galilean thermoscope.
My Thermoscope, being fitted somewhat at adventures, I have found at the lowest to be somewhat more than 12.
Try the experiment of concentrating on a thermoscope, by means of a burning-glass, the moon's rays.An Introduction to the History of Science
- An instrument that indicates slight differences of temperature but does not record them.