#1 tremor n. [shudder] an involuntary vibration (as if from illness or fear). wn
#2 tremor n. [earth tremor, microseism] a small earthquake. wn
#3 tremor v. [quake] shake with seismic vibrations; "The earth was quaking". wn
#4 tremor n. shaking or trembling (usually resulting from weakness or stress or disease). wn
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