Occurring or appearing when every a couple of weeks fortnightly
- twice weekly
- every two weeks
- occurring twice a week
- happening every two weeks
- a periodical this is certainly published twice per week or every fourteen days (either 104 or 26 problems each year)
- Occurring or showing up as soon as every fourteen days; fortnightly.
- A publication given every fourteen days.
additionally bi-weekly, 1865, from bi- + weekly. The feeling "twice a week" could be the first attested, but compared to "every fourteen days" is equally implied.
Issued or happening every fourteen days, an alternate term for fortnightly.
(a.) developing or showing up as soon as every two weeks; fortnightly.
- (letter.) A publication given every fourteen days.