ship images. The Makin Island Raid (occurred on 17 - 18 August 1942) was an attack by the United States Marine Corps on Japanese military forces on Makin Island (now known as Butaritari Island) in the Pacific Ocean.
Biannual is derived from the prefix bi-, which means two, twice, double, doubly, as it comes from the Latin bi-, meaning twice, double, and annual comes from the Old French twelfth century word, annuel, which derives from the Latin annus, year.
â¢ BIWEEKLY (noun). The noun BIWEEKLY has 1 sense: 1. a periodical that is published twice a week or every two weeks (either 104 or 26 issues per year). Familiarity information: BIWEEKLY used as a noun is very rare.. occurring every two weeks. Familiarity information: BIWEEKLY used as an adjective is rare. â¢ BIWEEKLY (adverb). The adverb BIWEEKLY has 2 senses: 1. twice a week. 2. every two weeks. Familiarity information: BIWEEKLY used as an adverb is rare.