Found 2 items, similar to tricentenary.
English → English (WordNet) Definition: tricentenary tricentenary adj : of or relating to or completing a period of 300 years [syn: tricentennial]
English → English (gcide) Definition: Tricentenary Tricentenary \Tri*cen"te*na*ry\, a. [Pref. tri- + centenary.] Including, or relating to, the interval of three hundred years; tercentenary. -- n. A period of three centuries, or three hundred years, also, the three-hundredth anniversary of any event; a tercentenary. [1913 Webster]