The Collaborative International Dictionary
Antispastic
Antispastic \An`ti*spas"tic\, a. [Gr. ?. See Antispast.] (Med.)
Believed to cause a revulsion of fluids or of humors from one part to another. [Obs.]
Counteracting spasms; antispasmodic. -- n. An antispastic agent.
Wiktionary
antispastic
a. 1 That prevents or diminishes spasms; antispasmodic. 2 (context poetry English) Of, pertaining to antispasts n. A substance that prevents or diminishes spasms.