Tremor
Pronunciation : Tre"mor
Part of Speech : n.
Etymology : [L., from tremere to tremble. See Tremble, v.]
Definition : Defn: A trembling; a shivering or shaking; a quivering or vibratory motion; as, the tremor of a person who is weak, infirm, or old. He fell into an universal tremor of all his joints. Harvey.
Source : Webster's Unabridged Dictionary, 1913