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An instrument used to record changes in atmospheric pressure with an accuracy of microbars.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(General Physics) a barograph that records minute changes in atmospheric pressure
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
mi•cro•bar•o•graph(ˌmaɪ krəˈbɑr əˌgræf, -ˌgrɑf)
a barograph for recording minute fluctuations of atmospheric pressure.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
a barograph for recording small fluctuations of atmospheric pressure.See also: Atmosphere, Weather
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.