Dictionary.net

a sudden uncontrollable attack; "a paroxysm of giggling"; "a fit of coughing"

Any sudden and violent emotion; spasmodic passion or action; a convulsion; a fit.

Any sudden and violent emotion; spasmodic passion or action; a convulsion; a fit.

A spasm, or fit of acute pain recurring at intervals; sudden outburst of emotion.

1. A sudden onset of a disease or of any symptoms, especially if they are recurrent, as in malaria. 2. A spasm, convulsion.

Advance to crisis of disease; a sudden attack, as a coughing spell; convulsion.

A fit of acute pain occurring at intervals: a fit of passion: any sudden violent action.

Paroxysmal.

Sudden fit of pain or passion.

A periodic attack of disease; a fit; convulsion.

A lit or exacerbation of any disease; any sudden violent spasm or action.

A fit of rage or passion; a recurring increase and exacerbation of a disease; in geol., any sudden and violent effort of natural agency, such as the explosive eruptions of a volcano, or the convulsive throes of an earthquake.

The augmentation which supervenes at equal or unequal intervals in the symptoms of acute diseases. Also, a periodical exacerbation or fit of a disease.

A sudden recurrence or intensification of symptoms.

A point in the course of a disease at which its symptoms appear with unusual force.

A violent attack or seizure of any sort. [Gr.]

n. [Greek] The fit or attack of a disease that has decided remissions or intermissions;—hence, any sudden and violent action; convulsion; fit.