1. Shaking or trembling (usually resulting from weakness or stress or disease)
   "The earthquake caused tremors that were felt miles away"
    
2. An involuntary vibration (as if from illness or fear)
   "A tremor ran through the crowd as the earth shook";
   - shudder
    
3. A small earthquake
   "The sensitive seismograph detected a minor earth tremor that went unnoticed by residents";
   - earth tremor, microseism

1. Shake with seismic vibrations
   "The ground tremored during the earthquake";
   - quake

Derived forms: tremors, tremoring, tremored

Type of: agitate, earthquake, palpitation, quake, quiver, quivering, seism, shake, shakiness, shaking, temblor, trembling, vibration

Part of: paralysis agitans, Parkinsonism, Parkinson's, Parkinson's disease, Parkinson's syndrome, shaking palsy

Encyclopedia: Tremor