tripteral
American
[trip-ter-uhl]
/ ˈtrɪp tər əl /
adjective
Etymology
Origin of tripteral
< Greek trípter ( os ) having three wings ( tripterous ) + -al 1
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.