parallel axis theorem

proper noun

A theorem that states the moment of inertia of a rigid body about any axis is equal to its moment of inertia about a parallel axis through its center of mass plus the product of the mass of the body and the square of the distance between the two parallel axes.

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Meanings

proper nounthe parallel axis theorem
  1. natural sciencesA theorem that states the moment of inertia of a rigid body about any axis is equal to its moment of inertia about a parallel axis through its center of mass plus the product of the mass of the body and the square of the distance between the two parallel axes.
Cite this entry
APA

parallel axis theorem. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/parallel%20axis%20theorem

MLA

“parallel axis theorem.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/parallel%20axis%20theorem. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “parallel axis theorem,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/parallel%20axis%20theorem.

Source: parallel axis theorem on Wiktionary, CC BY-SA 4.0.