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triennial

Syllabification: (tri·en·ni·al)
Pronunciation: /trīˈenēəl/
Definition of triennial

adjective

  • recurring every three years:the triennial meeting of the Association
  • lasting for or relating to a period of three years.

noun

  • a visitation of an Anglican diocese by its bishop every three years.

Derivatives

triennially

adverb

Origin:

mid 16th century: from late Latin triennis (from Latin tri- 'three' + annus 'year') + -al

triennial in other Oxford dictionaries

Definition of triennial in the British & World English dictionary
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