Definition of Tremor. Tremor: An abnormal, repetitive shaking movement of the body. Tremors have many causes and can be inherited, related to illnesses (such as thyroid disease), or caused by fever, hypothermia, drugs, or fear.
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Word Origin and History for tremor Expand. n. late 14c., terror, from Old French tremor fear, terror (13c.), from Latin tremorem (nominative tremor) a trembling, terror, from tremere (see tremble). Sense of an involuntary shaking first recorded 1610s and probably represents a re-introduction from Latin.
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A tremor /ˈtrɛmər/ is an involuntary, somewhat rhythmic, muscle contraction and relaxation involving oscillations or twitching movements of one or more body parts. It is the most common of all involuntary movements and can affect the hands, arms, eyes, face, head, vocal folds, trunk, and legs. Most tremors occur in the hands. In some people, a tremor is a symptom of another neurological disorder.
https://en.wikipedia.org/wiki/Tremor
1 Ecstasy (MDMA), Rohypnol, ketamine and GHB are a few of the different types of drugs abused at bars, raves and parties.  Brain damage causes destruction or deterioration of brain cells. Traumatic brain injury (TBI) and acquired brain injury (ABI) are two kinds of brain damage.
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The diseases characterized by tremor only, the tremor syndromes, may be caused by degenerative disease of the nervous system, e.g. hypomyelinogenesis, and by many toxins, especially plant ones. Tremor is also a sign in many other diseases of the nervous system. rhythmic, oscillatory, involuntary movements of the limbs.
http://medical-dictionary.thefreedictionary.com/tremor
[trem´or, tre´mor] an involuntary trembling of the body or limbs; it may have either a physical or a psychological cause. Early symptoms include trembling of the hands and nodding of the head. Tremors are often associated with parkinson's disease, which affects nerve centers in the brain that control the muscles. They also occur in cerebral palsy, hyperthyroidism, and withdrawal from narcotics or alcohol.
http://medical-dictionary.thefreedictionary.com/tremor
It was a mighty shock which sent a tremor from stem to stern of the great fabric. From this time his great problem was the sun, the glow of daylight, the tremor of the air upon the earth basking in light. The tremor that had swept over him at first now left his hand.
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A relatively minor seismic shaking or vibrating movement. Tremors often precede larger earthquakes or volcanic eruptions. An involuntary shaking or trembling of the head or extremities that can be idiopathic or associated with any of various medical conditions, such as Parkinson's disease.
http://www.dictionary.com/browse/tremor
Tremor can be a symptom associated with disorders in those parts of the brain that control muscles throughout the body or in particular areas, such as the hands.
https://en.wikipedia.org/wiki/Tremor
Related Diseases & Conditions. 1  Huntington's disease is the result of degeneration of neurons in areas of the brain. Huntington's disease is an inherited disorder.  Hyperthyroidism is an excess of thyroid hormone resulting from an overactive thyroid gland.
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define: tremors
A tremor is an involuntary, somewhat rhythmic, muscle contraction and relaxation involving oscillations or twitching movements of one or more body parts. The definition of tremors is an involuntary, somewhat rhythmic, muscle contraction and relaxation involving oscillations or twitching movements of one or more body parts.