angular momentum
Definition of angular momentum
: a vector quantity that is a measure of the rotational momentum of a rotating body or system, that is equal in classical physics to the product of the angular velocity of the body or system and its moment of inertia with respect to the rotation axis, and that is directed along the rotation axis
1870
First Known Use of angular momentum
1870
Learn More about angular momentum

Britannica.com: Encyclopedia article about "angular momentum"
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