tercentenary /tûr-sən-tēˈnə-ri or tûr-sen-tenˈə-ri/

Of or relating to three hundred years, or to a 300th anniversary or the celebrations for it

A 300th anniversary, or the celebrations for it

tercentennial /tûr-sen-tenˈyəl/ adjective

Of 300 years

A 300th anniversary

• borderer
• borderers
• bordering
• borderland
• borderlands
• Border Leicester
• borderless
• borderline
• borderline personality disorder
• borders
• Border terrier
• Border terriers
• bordes
• bording
• bordraging
• bordragings
• bords
• bordure
• bordures
• bore
• boreal
• Boreas
• borecole
• borecoles
• bored