bi·week·ly (bī-wēk'lē)
adj.

1. Happening every two weeks.
2. Happening twice a week; semiweekly.

n., pl., -lies.
A publication issued every two weeks.

adv.

1. Every two weeks.
2. Twice a week; semiweekly. See Usage Note at bi-¹.

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The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.

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