Annual event
biannual
Biannual
biannual...
A eight day festival called "Paryushan Parv" is regarded as major event for the Jains. It occurs in the months of August-September every year.
a persons birthday on the day of a leap year
People born on a double leap year
Australian Open - Tennis
A 10 year anniversary is called a decennial.
An event occurring every two years is referred to as a biennial event. This pattern indicates that the event happens once every two years.
Biannual
Yes, every year there is an event called Pogopalooza, hosted by Xpogo.com
An event that happens every other year is called a "biennial" event. This term is derived from the Latin "biennium," meaning "two years." Such events can include things like festivals, conferences, or exhibitions that occur once every two years.