pendulum
/ˈpɛnd͡ʒələm/ noun C1- A body suspended from a fixed support so that it swings freely back and forth under the influence of gravity, commonly used to regulate various devices such as clocks.
- The tendency of a situation to oscillate (between two extremes).
- A lamp, etc. suspended from a ceiling.
- A watch's guard-ring by which it is attached to a chain.
Plural pendulums
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