Tra từ biweekly - Từ điển WordNet v3.1

I - noun

a periodical that is published twice a week or every two weeks (either 104 or 26 issues per year)
• Hypernyms:
series, serial, serial publication

II - adjective

1. occurring every two weeks
• Syn:
fortnightly
• Similar to:
periodic, periodical
• Derivationally related forms:
fortnight (for: fortnightly)
2. occurring twice a week
• Syn:
semiweekly
• Similar to:
periodic, periodical

III - adverb

1. twice a week
- he called home semiweekly
• Syn:
semiweekly
• Derived from adjective:
semiweekly (for: semiweekly)
2. every two weeks
- he visited his cousins fortnightly
• Syn:
fortnightly
• Derived from adjective:
fortnightly (for: fortnightly)