vermifugal,a.Med.|vəˈmɪfjʊgəl| [f. next + -al1.] = vermifuge a. 1830Lindley Nat.Syst.Bot. 8 The seeds of Delphinium Staphisagria are vermifugal and caustic.1875H. C. Wood Therap. (1879) 447 Especially in the case of the seat-worm the vermifugal enemata should be medicated.