a barograph for recording minute fluctuations of atmospheric pressure.
Origin of microbarograph
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a barograph that records minute changes in atmospheric pressure
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
A high-precision barograph, capable of resolving pressure differences with an accuracy of microbars.
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