Definition of biennial
			
									- a. - Happening, or taking place, once in two years; as, a
   biennial election.
 
									- a. - Continuing for two years, and then perishing, as plants
   which form roots and leaves the first year, and produce fruit the
   second.
 
									- n. - Something which takes place or appears once in two years;
   esp. a biennial examination.
 
									- n. - A plant which exists or lasts for two years.
 
									- a. - Happening, or taking place, once in two years; as, a
   biennial election.
 
									- a. - Continuing for two years, and then perishing, as plants
   which form roots and leaves the first year, and produce fruit the
   second.
 
									- n. - Something which takes place or appears once in two years;
   esp. a biennial examination.
 
									- n. - A plant which exists or lasts for two years.