dipteral
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dip·ter·al
(dĭp′tər-əl)adj.
Having a double row of columns on all sides, as certain Greek temples.
[From Greek dipteros, temple with a double peristyle : di-, di- + pteron, feather, wing; see pet- in Indo-European roots.]
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.
dipteral
(ˈdɪptərəl)adj
(Architecture) architect having a double row of columns
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014