Definition of "semimonthly" [sem•i•month•ly]

• Occurring or issued twice a month. (adjective)
• A semimonthly publication. (noun)
• At intervals twice monthly. See Usage Note at bi-1. (adverb)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "While the authority previously aimed to make a decision this month, the official said Monday it is unclear whether the high commission at the FSC will even discuss the matter during its semimonthly meeting Wednesday—previously seen as the most likely time for a ruling."
• "Financial Services Commission Vice Chairman Shin Je-yoon said Thursday the regulator won't rule on the acquisition during a semimonthly meeting of top officials Wednesday."
• "Readings from the semimonthly online zine of literary adventure fantasy edited by Andrews."