Pronunciation: /traɪˈɛniəl/
adjective relating to or occurring every three years
A1 The triennial school fair is coming up next month.
A2 The museum hosts a triennial art exhibition showcasing local talent.
B1 The company conducts a triennial review of employee performance.
B2 The triennial conference on climate change will be held in Paris next year.
C1 The scientific journal publishes a triennial report on the latest research findings.
C2 The prestigious award is given out in a triennial ceremony attended by industry leaders.
formal The museum hosts a triennial exhibition showcasing the works of contemporary artists.
informal I heard the next triennial event is going to be a huge party!
slang The triennial conference is coming up, it's gonna be lit!
figurative The triennial review of our progress is like a checkpoint to see how far we've come.
triennialled
triennials
more triennial
most triennial
triennial
will be triennial
has been triennial
is being triennial
triennial
triennial
to triennial
triennialing
triennialled