bimonthly

Occurring, published, or appearing once every two months.

"The club holds a bimonthly meeting."

Happening or appearing once every two months.

"The newsletter is issued bimonthly."

Happening or appearing twice in a single month.

"The committee meets bimonthly."

Occurring, published, or appearing twice in a single month.

"We receive bimonthly updates."

A publication issued either every two months or twice a month.

"She subscribes to a bimonthly."