antispastic

/AE0 N T AY0 S P AE1 S T IH0 K/
adjective
  1. 1

    (pharmacology) That prevents or diminishes spasms; antispasmodic.

  2. 2

    (poetry) Of, pertaining to antispasts

noun
  1. 1

    (pharmacology) A substance that prevents or diminishes spasms.