tricentennial

[ trahy-sen-ten-ee-uhl ]
/ ˌtraɪ sɛnˈtɛn i əl /

adjective

pertaining to 300 years or a period of 300 years.
marking the completion of such a period: a tricentennial celebration.

noun

a 300th anniversary or its celebration.

QUIZZES

THE OCTOBER WORD OF THE DAY QUIZ IS HERE TO HAUNT YOU

Search your capacious memory for the meaning of October’s words!
Question 1 of 9
Which Word of the Day from this month means, “an irrational dislike; loathing”?
Also tercentenary, tercentennial.

Origin of tricentennial

First recorded in 1880–85; tri- + centennial
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020