from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Happening every two weeks.
  • adj. Happening twice a week; semiweekly.
  • n. A publication issued every two weeks.
  • adv. Every two weeks.
  • adv. Twice a week; semiweekly. See Usage Note at bi-1.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Occurring once every two weeks.
  • adj. Occurring twice a week (but see the Usage notes).
  • adv. Every two weeks.
  • adv. Twice a week (but see the Usage notes).
  • n. Something that is published or released once every two weeks.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Occurring or appearing once every two weeks; fortnightly.

from The Century Dictionary and Cyclopedia

  • Occurring or appearing every two weeks: as, a biweekly magazine.
  • Fortnightly.
  • n. A periodical issued once every two weeks; a fortnightly publication.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. occurring twice a week
  • adv. twice a week
  • adj. occurring every two weeks
  • adv. every two weeks
  • n. a periodical that is published twice a week or every two weeks (either 104 or 26 issues per year)


from Wiktionary, Creative Commons Attribution/Share-Alike License

bi- + week + -ly


  • The fellow participates in biweekly case conferences of children seen at the PCA.

    Child Abuse and Neglect Fellowship

  • For the 2010-2011 year, fellows will receive a stipend of $37,368 (consistent with NIH guidelines), distributed evenly across the year in biweekly checks.

    Postdoctoral Program

  • I’ve been participating in biweekly Calagator code sprints (we’re hoping to have our 1.0 release in just a couple weeks).

    Busy Girl « Dyepot, Teapot

  • The secret is a really simple tool called the biweekly mortgage.

    CNN Transcript Mar 3, 2004

  • This 26-issue miniseries -- initially described as biweekly, now revised to "twice a month," which provides a little more wiggle room -- looks like it's going to be another attempt at the "spine of the line" premise first attempted with Countdown; a lot of DC series will be spinning out of or directly tied into it.

  • There are only two newspapers a week (thus the reason it's called a biweekly) and we start thinking of conspiracies.


  • The other half received standard primary care, and they were called biweekly to ensure their safety and provide support if needed.

    Medlogs - Recent stories

  • McKinney says he has “tried to get some Spanish-speaking friends to join the council,” referring to the biweekly Knights of Columbus meetings at the parish, but he hasn’t had success.

    American Grace

  • In those five papers, we only had to change one word ( "biweekly" to "twice a week") in one of the manuscripts.

    ScienceBlogs Channel : Life Science

  • Inside the security checkpoints, it's the same as any other Army post anywhere in the world: eggshell-thin walls between quarters; commissary parking lots clogged with cars on the biweekly paydays; women and children left behind, waiting.

    Set on an Army post, Fallon's tales of private pain are first-class


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