Violent uncontrollable contraction of the voluntary muscles.
An abnormal violent and involuntary contraction or series of contractions of the voluntary muscles.
a sudden uncontrollable attack; "a paroxysm of giggling"; "a fit of coughing"; "convulsions of laughter"
violent uncontrollable contractions of muscles
a violent disturbance; "the convulsions of the stock market"
a physical disturbance such as an earthquake or upheaval
a sudden, violent, involuntary contraction of the muscles of the body, often accompanied by loss of consciousness
A sudden attack usually accompanies by a loss of consciousness and rhythmic contractions of some or all voluntary muscles. See also epilepsy.
Involuntary muscle contractions and relaxation.
involuntary muscle contractions common in generalized tonic-clonic seizures.
An abnormal, uncontrollably violent involuntary contraction or series of contractions of the muscles; spasm or series of jerkings of the face, trunk, or limbs.
A strong spasm or series of twitches of the face, body, arms or legs.
A violent, involuntary muscular contraction.
severe, involuntary muscle spasm, usually with loss of consciousness.
A series of spasm-like contractions of muscles.
intense, uncontrollable contraction of muscles