CONVULSE, verb transitive [Latin , to pull or pluck.] 1. To draw or contract, as the muscular parts of an animal body; to affect by regular spasms; as, the whole frame may be convulsed in agony. 2. To shake; to affect by violent irregular action. Convulsing heaven and earth.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI