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quinternion

American  
[kwin-tur-nee-uhn] / kwɪnˈtɜr ni ən /

noun

Bookbinding.

  1. five gathered sheets folded in two for binding together.

Etymology

Origin of quinternion

1645–55; quint- five (< Latin quintus fifth ) + -ternion (extracted from quaternion )

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.