Triennial
triannual
Annually.
Quarterly means to be done, produced, completed, distributed, or occurring once every quarter of a year. It means that something occurs four times a year.
The suffix "-ly" in annually indicates that something occurs every year. "Annually" means something occurs once a year or on a yearly basis.
An event occurs 2 times in a year
Something that is annual occurs once every year. It does not refer to something that occurs continually throughout a year. Something that lasts or continues for a long or apparently indefinite time would be called perennial.
Something that is annual occurs once every year. It does not refer to something that occurs continually throughout a year. Something that lasts or continues for a long or apparently indefinite time would be called perennial.
The word you're looking for is "triannual." It's a fancy way of saying something happens three times a year. So, next time you want to impress your friends with your vocabulary, just drop that gem on them. You're welcome.
Annual.
A biannual event is something that occurs twice a year.
liedlihqwlkhdaLDHLISHLSAD'S Equinoxes occur four times a year. The Vernal Equinox occurs in March, the Summer Solstice occurs in June, the Autumn Equinox occurs in September, and the Winter Solstice occurs in December.
An annual event occurs once a year.