moment of inertia
noun
Forms moments of inertia
- noun (physics, classical mechanics) A measure of a rigid body's resistance to change in its angular velocity around a given axis. “The moment of inertia of a rigid body is a quantity that determines the torque needed for a given angular acceleration about a given rotational axis, analogous to how mass determines the force needed for a given acceleration.”
- noun (engineering, structural engineering) Second moment of area; a measure of a rigid body's resistance to bending.
Synonyms
mass moment of inertia angular mass rotational inertia area moment of inertia second area moment second moment of area second moment of inertia
Sources: Wiktionary — from the Wiktionary entry “moment of inertia”, CC BY-SA 4.0. Details