water glass

noun
Updated on: 15 Apr 2018

Definition of water glass

1 : a glass vessel (such as a drinking glass) for holding water
2 : an instrument consisting of an open box or tube with a glass bottom used for examining objects in or under water
3 : a substance that consists usually of the silicate of sodium, is found in commerce as a glassy mass, a stony powder, or dissolved in water as a viscous syrupy liquid, and is used especially as a cement, a protective coating, and as a fireproofing agent

Recent Examples of water glass from the Web

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

First Known Use of water glass

1590


WATER GLASS Defined for English Language Learners

water glass

Definition of water glass for English Language Learners

  • : a drinking glass


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