biweekly
A biweekly event or publication happens or appears once every two weeks.
(AM) adj ADJ n
He used to see them at the biweekly meetings., ...Beverage Digest, the industry's biweekly newsletter.
Biweekly is also an adverb., adv ADV with v
The group meets on a regular basis, usually weekly or biweekly.
in BRIT, use fortnightly