1. biennial - Noun
2. biennial - Adjective
3. biennial - Adjective Satellite
Happening, or taking place, once in two years; as, a biennial election.
Continuing for two years, and then perishing, as plants which form roots and leaves the first year, and produce fruit the second.
Something which takes place or appears once in two years; esp. a biennial examination.
A plant which exists or lasts for two years.
Source: Webster's dictionaryWe have been through this is biennial convulsion four or five different times over the past 10 or 12 years, and now it appears that we are going through this quiet agony all over again. Everett Dirksen
I consider biennial elections as a security that the sober, second thought of the people shall be law. Fisher Ames
Biennial culture is already almost irrelevant, because so many more people are providing so many better opportunities for artists to exhibit their work. Jerry Saltz
Appropriation is the idea that ate the art world. Go to any Chelsea gallery or international biennial and you'll find it. It's there in paintings of photographs, photographs of advertising, sculpture with ready-made objects, videos using already-existing film. Jerry Saltz
a biennial life cycle Source: Internet
parsnips and carrots are biennial plants often grown as annuals Source: Internet