1-Stop Dictionary Reference

Hygroscope

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This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

The American Heritage® Dictionary of the English Language, 4th Edition

n. An instrument that indicates changes in atmospheric humidity.

Wiktionary, Creative Commons Attribution/Share-Alike License

n. An instrument that indicates changes in atmospheric humidity

the GNU version of the Collaborative International Dictionary of English

n. An instrument which shows whether there is more or less moisture in the atmosphere, without indicating its amount.

The Century Dictionary and Cyclopedia

n. An instrument or apparatus in which the hygroscopic property of some substance is employed for indicating approximately the humidity of the air, without attempting its accurate measurement.

WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

n. hygrometer that shows variations in the relative humidity of the atmosphere

Word Usage

"In this way a small area of the surface of the earth is converted into a hygroscope, and these test surfaces tell us whether the ground is cooled to the dew-point or not."

Hypernym

Words that are more generic or abstract

hygrometer