pendulum

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[edit] English

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[edit] Etymology

Neuter of Latin pendulus, "hanging".

[edit] Noun

Singular
pendulum

Plural
pendulums or pendula

pendulum (plural pendulums or pendula) (the second plural is rare; see usage notes)

  1. 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.

[edit] Usage notes

The plural form pendula is hypercorrect, and significantly rarer than pendulums; see etymology at pendula for details. However, pendula is widely used in physics.

[edit] Translations

[edit] Related terms

[edit] See also


[edit] Latin

[edit] Adjective

pendulum

  1. nominative neuter singular of pendulus
  2. accusative masculine singular of pendulus
  3. accusative neuter singular of pendulus
  4. vocative neuter singular of pendulus