قاموس اللغة الإنجليزية
نتائج البحث عن Triennial
Triennial
(a.)
Continuing three years; as, triennial parliaments; a triennial reign.
Triennial
(a.)
Happening, coming about, or appearing once in every three years; as, triennial elections; a triennial catalogue; a triennial visitation.
Triennial
(n.)
Something which takes place or appears once in three years.