pendulum

noun

pen·​du·​lum ˈpen-jə-ləm How to pronounce pendulum (audio)
ˈpen-dyə-,
-də-
1
: a body suspended from a fixed point so as to swing freely to and fro under the action of gravity and commonly used to regulate movements (as of clockwork)
2
: something (such as a state of affairs) that alternates between opposites
doesn't take much to swing the pendulum of opinion the other way

Examples of pendulum in a Sentence

Recent Examples on the Web But there are several reasons the pendulum may not swing back so quickly, allowing Mr. Netanyahu’s revival to continue. Patrick Kingsley, New York Times, 20 Apr. 2024 The pendulum swung too far, and it’s swung back only a little. Chicago Tribune, Twin Cities, 19 Apr. 2024 See all Example Sentences for pendulum 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'pendulum.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

New Latin, from Latin, neuter of pendulus

First Known Use

1660, in the meaning defined at sense 1

Time Traveler
The first known use of pendulum was in 1660

Dictionary Entries Near pendulum

Cite this Entry

“Pendulum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pendulum. Accessed 5 May. 2024.

Kids Definition

pendulum

noun
pen·​du·​lum ˈpen-jə-ləm How to pronounce pendulum (audio)
: a body hung from a fixed point so as to swing freely back and forth under the action of gravity
Etymology

from scientific Latin pendulum "something suspended so as to swing freely," from Latin pendulus "suspended," from pendēre "to hang" — related to depend, perpendicular

More from Merriam-Webster on pendulum

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