centre of inertia

English

Alternative forms

Noun

centre of inertia (plural centres of inertia) (British spelling, Canadian)

  1. (rare, dated) The centre of mass.
  2. (rare, rotational dynamics) A point, near or within a body, at which the body's mass can be assumed to be concentrated when considering its rotational motion and moment of inertia. This may be different from its centre of mass which is the equivalent for linear motion.

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