English

Adjective

bi-weekly ‎(not comparable)

1. Alternative form of biweekly
   • 1845, Joseph Story, Commentaries on the Law of Promissory Notes and Guaranties of Notes and Checks on Banks and Bankers, page 388:

     In all cases of this sort, it will be sufficient, that a letter is put into the post-office early enough after the day of the dishonor of the Note to go by the next post, whether it be a bi-weekly, or tri-weekly, or a mere weekly conveyance, if it be the ordinary mode of communication.

   • 1999, Stella Chess, Goodness of Fit: Clinical Applications from Infancy Through Adult Life:

     Joyce had a major but not leading role in a good bi-weekly TV serial daytime program.

   • 2014, W. Malave, To Love One Another, page 189:

     Although the prison discontinued our family reunion weekend visits, our bi-weekly visits continued for a couple of hours every other Sunday.

Adverb

bi-weekly ‎(not comparable)

1. Alternative form of biweekly
   • 1944 January 1, Marion E. Purbeck, “Pupil Leadership in the High School”, in The Journal of Health and Physical Education, volume 15, number 1, page 11:

     Meet weekly or bi-weekly to discuss duties and responsibilities and to encourage other girls in the squads to greater participation and better results.

   • 1996, M. Joanna Mellor, Special Aging Populations and Systems Linkages, page 15:

     With a Site Coordinator at each agency responsible for day-to-day operations and service assistance, the support groups meet bi-weekly in addition to individual counseling sessions and other types of group activities.

   • 2015, Louisa Graves, Age-Proof: Beauty Alternatives You Need to Know:

     To maintain whiteness apply the strips bi-weekly or once a month.