(ˈ)trī|əm(p)fəl also ˈtrī_əm- adjective
Etymology: Middle English, from Latin triumphalis, from triumphus triumph + -alis -al
1. : of, relating to, or used in a triumph : in honor of a triumph
a triumphal crown
a triumphal feast
tricolored banners and triumphal emblems — W.M.Thackeray
paraded our prizes in a triumphal procession through the streets — R.H.Davis
2. : triumphant 4
triumphal success — Virgil Thomson