biquarterly

bi·quar·ter·ly

 (bī-kwôr′tər-lē)
adj.
Happening or appearing two times during each three-month period of a year.

bi·quar′ter·ly adv.
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.

biquarterly

(baɪˈkwɔːtəlɪ)
adj
occurring twice every three months
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Hashemi, "Phenomenon of divorce and custody of children after separation," Biquarterly of Studies of Woman Police, vol.
This is a biquarterly survey applied in June and December that comprises private firms of ten and more workers and is representative for the main cities (Metropolitan Lima and urban areas of 24 main cities in the country), economic sectors and activities, and firm sizes in Peru.