a form of periodic motion of a particle, etc, in which the acceleration is always directed towards some equilibrium point and is proportional to the displacement from this point
Abbreviation: SHM
WordReference Random House Unabridged Dictionary of American English © 2026
sim′ple harmon′ic mo′tion, [Physics.]
- Physicsvibratory motion in a system in which the restoring force is proportional to the displacement from equilibrium. Abbr.: S.H.M., s.h.m.
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'simple harmonic motion' also found in these entries (note: many are not synonyms or translations):