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hourglass

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noun hour·glass \ˈau̇(-ə)r-ˌglas\

Definition of hourglass

  1. :  an instrument for measuring time consisting of a glass vessel having two compartments from the upper of which a quantity of usually sand runs in an hour into the lower one

Recent Examples of hourglass from the Web

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

Illustration of hourglass

First Known Use of hourglass

circa 1515


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hourglass

adjective hour·glass

Definition of hourglass

  1. :  shaped like an hourglass an hourglass figure

First Known Use of hourglass

circa 1834


HOURGLASS Defined for English Language Learners

hourglass

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noun

Definition of hourglass for English Language Learners

  • : a device for measuring time


HOURGLASS Defined for Kids

hourglass

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noun hour·glass \ˈau̇r-ˌglas\

Definition of hourglass for Students

  1. :  a device for measuring time in which sand takes an hour to run from the upper into the lower part of a glass container



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