You searched for: “biennial
biannual, biennial, perennial
biannual (bigh AN yoo uhl) (adjective)
Occurring twice a year; semiannual: The family got together on a biannual basis to celebrate birthdays.
biennial (bigh EN ee uhl) (adjective)
Occurring every two years: Electing senators occurs on a biennial basis.
perennial (puh REN ee uhl) (adjective)
Persistent over a period of several years; continuing without interruption: The flowers in the border around the garden were of a perennial nature, ensuring bright colors year after year.

Edna's country cousins come to visit on a biannual basis; however, her cousins who live across the ocean come here on biennial trips. It is always great fun to garden together; Jane and Carmen like to plant perennial flowers which will be in bloom whenever their cousins come to visit them.

biennial (adjective) (not comparable)
Pertaining to something that happens every two years: The family got together on a biannual basis to celebrate birthdays.

A biennial plant lives for two years and produces flowers and fruit in the second year.

Note: "biannual" means "twice a year"; which is, within the same year.

This entry is located in the following units: -al; -ial, -eal (page 10) bi-, bin-, bino-, bis- (page 2) -enni-, -ennial, -ennium (page 1)