WordReference Random House Unabridged Dictionary of American English © 2026
an′gular momen′tum, [Physics.]
- Physicsthe product of the moment of inertia of a body about an axis and its angular velocity with respect to the same axis. Also called moment of momentum.
- 1865–70
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'angular momentum' also found in these entries (note: many are not synonyms or translations):
pseudovector
- quantum theory
- shell
- spin
- azimuthal quantum number
- conservation of angular momentum
- fine structure
- gyromagnetic ratio
- hyperfine structure
- law of conservation of angular momentum
- magnetic quantum number
- magnetomechanical ratio
- moment of momentum
- orbital angular momentum
- Paschen-Back effect
- quantize
- quantum
- rotational quantum number
- vorticity
- spin quantum number
