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contraction joint

American  

noun

Architecture, Civil Engineering.

  1. a joint between two parts of a structure, designed to compensate for the contraction to which either part may be subject.

Etymology

Origin of contraction joint

First recorded in 1905–10

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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.

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