- an instrument showing roughly the variations in atmospheric pressure.
Origin of baroscope
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for baroscope
In my Baroscope, I have never found the Quicksilver higher than 30.
Sometimes (I say not often) the Baroscope yields not to other very great changes of the Air.
- any instrument for measuring atmospheric pressure, esp a manometer with one side open to the atmosphere