biennial

adjective

Definition

lasting two years

happening every two years

Synonyms

biannual
biyearly
biannualy

No Antonyms

Original Sentences

The death of a pharoah in Egypt could sometimes be so tragic that it warranted biennial mourning.

Our family has biennial reunions, so I only get to see my cousins every other year.
Bill would require safety checks every other year