A biennale is an event that takes place every two years, featuring works of art or cultural exhibitions. Synonyms for biennale include exposition, fair, festival, showcase, and exhibition. A synonym that is commonly used in the art world is "biennial," which has the same meaning as biennale and refers specifically to an art exhibition. Another synonym is "quadrennial," which is an event that takes place every four years and can also refer to cultural exhibitions or art shows. Whether it's an exposition, showcase, festival, or exhibition, biennales provide fascinating insights into the cultural, social, and political happenings of the world in the past two years.