spasmus, spasma (both Plin., σπασμός, σπάσμα), pure Latin, convulsio (Scribonius., Comp., 165): to be seized with convulsions, convelli: one who is subject to convulsions, spasticus (σπαστικός).Τo prevent convulsions, spasmos fieri prohibere (Plin.).Τo be useful in convulsions, ad spasmos utile esse.