trĭnōdis — Lewis & Short
trĭnōdis, e, adj.ter-nodus,
I having three knots, three-knotted.
I Lit.:
clava,Ov. H. 4, 115; id. F. 1, 575.—*
II Transf.:
dactylus,i. e. of three syllables, trisyllabic, Aus. Ep. 21, 38.