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n. A convulsionist.

adj. Pertaining to convulsion; convulsive.

n. A convulsionist.

Pertaining to convulsion; of the nature of muscular convulsions: as, convulsionary struggles.

Causing or resulting from violent disturbance or agitation.

n. pl. convulsionaries (-riz). One who is subject to convulsions; specifically [capitalized], one of a class of Jansenists in France who gained notoriety by falling into convulsive spasms and by other extravagant actions, supposed to be accompanied by miraculous cures, in response to a supposed miraculous influence emanating from the tomb of a pious Jansenist, François de Pâris, in the cemetery of St. Médard near Paris, who died in 1727. They continued to exist for more than fifty years.

"Like the old religious fetishism, with its convulsionary raptures and miraculous cures, the fetishism of commodities generates its own moments of fervent exaltation."

convulsive    convulsionist