Definition of "thermometrical" []

• Same as thermometric.

The Century Dictionary (Public Domain)

• "The rainfall is supposed to average 100 inches a year, and since thermometrical observations have been taken the mercury has varied from 68 degrees to 92 degrees."
• "Under ordinary conditions these observations are made by means of rather complicated instruments, and with somewhat doubtful results, by means of thermometrical sounding-leads, the glasses often breaking under the pressure of the water, or an apparatus grounded on the variations of the resistance of metals to the electric currents."
• "I have given to our thermometrical observations the form of a chart, as affording the readiest view of the atmospherical changes which took place during our journey."