Issued or occurring twice a year or once every half year.
n. pl. sem·i·year·lies
A semiyearly event or publication.
Every half year.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
another word for semiannual
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
sem•i•year•ly(ˌsɛm iˈyɪər li, ˌsɛm aɪ-)
2. twice a year; semiannually.
usage: See bi-1.
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