Similar Words
— periodic
— periodical

Triennial — synonyms, definition

1. triennial (Adjective)

1 definition

triennial (Adjective) — Occurring every third year or lasting 3 years.

2. triennial (Noun)

2 synonyms
tercentenary tercentennial
1 definition

triennial (Noun) — The 300th anniversary (or the celebration of it).

2 types of
anniversary day of remembrance
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