tricapsular,a.Nat.Hist.|traɪˈkæpsjʊlə(r)| [f. tri- + L. capsula capsule + -ar.] Having three capsules. 1694Phil.Trans. XVIII. 278 Tricapsular Seed-vessels.1760J. Lee Introd.Bot. ii. xxix. (1765) 145 In Aconitum some are tricapsular, and others quinquecapsular.