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.
We get inspired, we get motivated, then there’s a [backlash], and the pendulum swings the other way. Matthew Carey, Deadline, 12 Apr. 2025 That the pendulum has swung again to claims of personal freedom over real public benefit in the case of fluoride fundamentally misunderstands the role of community and society. Megha Satyanarayana, Scientific American, 4 Apr. 2025 CEOs should protect long-term value by maintaining the internal infrastructure, external partnerships, and data systems to rapidly scale DEI and climate efforts when the pendulum swings back. Paul Klein, Forbes.com, 29 Mar. 2025 The Current Labor Market Landscape The pendulum has swung in the labor market leaving employers with the upper hand. Roberta Matuson, Forbes, 25 Mar. 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

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Cite this Entry

“Pendulum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pendulum. Accessed 18 Apr. 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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