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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The pendulum had swung firmly in Dvalishvili's favor by Round 4. David Faris, Newsweek, 19 Jan. 2025 The pendulum need not swing so far in either direction. Letters To The Editor, Orlando Sentinel, 17 Jan. 2025 The pendulum swung back in the other direction Tuesday night. Harman Dayal, The Athletic, 14 Jan. 2025 Encouraging that patience and investment in art, that has been honored this year in a big way after the pendulum swing of TikTok short form. Lyndsey Havens, Billboard, 13 Jan. 2025 See all Example Sentences for pendulum 

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 23 Jan. 2025.

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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