hy·​drom·​e·​ter | \ hī-ˈdrä-mə-tər How to pronounce hydrometer (audio) \

Definition of hydrometer

: an instrument for determining the specific gravity of a liquid (such as battery acid or an alcohol solution) and hence its strength

Other Words from hydrometer

hydrometric \ ˌhī-​drə-​ˈme-​trik How to pronounce hydrometer (audio) \ adjective

Examples of hydrometer in a Sentence

Recent Examples on the Web At 6 or 7 p.m., Schmitz and his family will check the syrup with a spoon and with a hydrometer — an instrument for measuring sugar content, Schmitz said. Tyler Langan, Milwaukee Journal Sentinel, 11 Apr. 2018 That includes tools such as the hydrometer, containers to ferment and age, yeast, preservatives and, of course, the grapes. Carolyn Wilke, sacbee, 1 Aug. 2017 From scientific gadgets like the hydrometer, used to measure the density of sugar in liquids, to practical concerns like empty bottles, Maryland Homebrew is packed. Kit Waskom Pollard, Howard County Times, 3 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydrometer.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of hydrometer

1675, in the meaning defined above

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The first known use of hydrometer was in 1675

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Cite this Entry

“Hydrometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrometer. Accessed 6 Jul. 2022.

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More Definitions for hydrometer


hy·​drom·​e·​ter | \ hī-ˈdräm-ət-ər How to pronounce hydrometer (audio) \

Medical Definition of hydrometer

: an instrument for determining the specific gravity of a liquid (as an alcohol or saline solution) and hence its strength

Other Words from hydrometer

hydrometry \ -​ə-​trē How to pronounce hydrometer (audio) \ noun, plural hydrometries

More from Merriam-Webster on hydrometer

Britannica.com: Encyclopedia article about hydrometer


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