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tri·cornalso tri·corne (trī′kôrn′)
A hat having the brim turned up on three sides.
Having three corners, horns, or projections.
[French tricorne, from Latin tricornis, three-horned : tri-, tri- + cornū, horn; see ker- 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.
or tri•corn(ˈtraɪ kɔrn)
a three-cornered cocked hat.
[< French < Latin tricornis; see tricorn]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.