Phrase guide

Newton's cradle

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A device that demonstrates conservation of momentum and energy via a series of swinging spheres. When a sphere at one end is lifted and released, the resulting force travels through the line and pushes the opposite sphere upward, repeating the process as it swings back down.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Alternative form of Newton's cradle.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of, alternative

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Named after Isaac Newton.

Across languages

Translations

11 source translations are retained for this English entry.

  • French: pendule de Newton — a device that demonstrates conservation of momentum and energy via a series of swinging spheres
  • Georgian: ნიუტონის აკვანი (niuṭonis aḳvani) — a device that demonstrates conservation of momentum and energy via a series of swinging spheres
  • German: Kugelstoßpendel — a device that demonstrates conservation of momentum and energy via a series of swinging spheres
  • German: Kugelstosspendel — a device that demonstrates conservation of momentum and energy via a series of swinging spheres
  • Italian: pendolo di Newton — a device that demonstrates conservation of momentum and energy via a series of swinging spheres
  • Japanese: ニュートンのゆりかご (Nyūton no yurikago) — a device that demonstrates conservation of momentum and energy via a series of swinging spheres
  • Korean: 뉴턴의 요람 (nyuteon-ui yoram) — a device that demonstrates conservation of momentum and energy via a series of swinging spheres
  • Russian: колыбель Ньютона (kolybelʹ Nʹjutona) — a device that demonstrates conservation of momentum and energy via a series of swinging spheres
  • Spanish: péndulo de Newton — a device that demonstrates conservation of momentum and energy via a series of swinging spheres
  • Spanish: pelotas de Newton — a device that demonstrates conservation of momentum and energy via a series of swinging spheres
  • Spanish: cuna de Newton — a device that demonstrates conservation of momentum and energy via a series of swinging spheres