tricentennial

(redirected from tricentennially)
Also found in: Thesaurus.

tri·cen·ten·ni·al

 (trī′sĕn-tĕn′ē-əl)
adj.
Tercentenary.
n.
A tercentenary event or celebration.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.tricentennial - of or relating to or completing a period of 300 years