expansion joint

noun

A structural separation between two building elements that allows free movement between the elements without damage to the system.

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Meanings

nounexpansion joint (plural expansion joints)

plural expansion joints

  1. businessA structural separation between two building elements that allows free movement between the elements without damage to the system.
Cite this entry
APA

expansion joint. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/expansion%20joint

MLA

“expansion joint.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/expansion%20joint. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “expansion joint,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/expansion%20joint.

Source: expansion joint on Wiktionary, CC BY-SA 4.0.