Phrase guide

radius of gyration

noun · 1 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.

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Pronunciation

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1

noun

Meaning 1

Given a body B, the distance from a given axis of rotation at which a point mass of the same mass as B would have the same moment of inertia about said axis.

Definition source: English Wiktionary via Wiktextract

Topics: engineering, natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

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Across languages

Translations

5 source translations are retained for this English entry.

  • German: Streumassenradius — distance from a given axis at which a point mass of the same mass as a given body would have the same moment of inertia
  • German: Gyrationsradius — distance from a given axis at which a point mass of the same mass as a given body would have the same moment of inertia
  • Italian: raggio d'inerzia — distance from a given axis at which a point mass of the same mass as a given body would have the same moment of inertia
  • Italian: raggio di girazione — distance from a given axis at which a point mass of the same mass as a given body would have the same moment of inertia
  • Italian: raggio di giratore — distance from a given axis at which a point mass of the same mass as a given body would have the same moment of inertia