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hygroscope

[hahy-gruh-skohp] /ˈhaɪ grəˌskoʊp/
noun
1.
an instrument that indicates the approximate humidity of the air.
Origin
1655-1665
1655-65; hygro- + -scope
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for hygroscope
  • The fresh cement paste was simply placed in a sample holder that fit tightly into the sealed hygroscope cell.
  • These large hygroscope nuclei are more efficient at producing droplets than the smaller nuclei found over continental regions.
British Dictionary definitions for hygroscope

hygroscope

/ˈhaɪɡrəˌskəʊp/
noun
1.
any device that indicates the humidity of the air without necessarily measuring it
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
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hygroscope in Science
hygroscope
  (hī'grə-skōp')   
An instrument that records changes in atmospheric humidity. Unlike a hygrometer, a hygroscope only indicates a change in relative humidity, without measuring the magnitude of the change.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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