pre·​stress | \ (ˌ)prē-ˈstres How to pronounce prestress (audio) \
prestressed; prestressing; prestresses

Definition of prestress

 (Entry 1 of 2)

transitive verb

: to introduce internal stresses into (something, such as a structural beam) to counteract the stresses that will result from applied load (as in incorporating cables under tension in concrete)


pre·​stress | \ ˈprē-ˌstres How to pronounce prestress (audio) , ˌprē-ˈstres \

Definition of prestress (Entry 2 of 2)

1 : the stresses introduced in prestressing
2 : the process of prestressing
3 : the condition of being prestressed

Examples of prestress in a Sentence

Recent Examples on the Web: Verb According to its website, Spancrete produces precast, prestressed concrete products that are used in commercial, industrial, institutional, residential and multifamily construction projects in the Midwest and Southeast. Evan Frank, Milwaukee Journal Sentinel, "The CEO of Spancrete partnered with his business to transform his 1842 Delafield home," 11 Nov. 2019 A start-up ecosystem An anchor of this district is the Halle Freyssinet — a gargantuan railway yard built by the engineer (Eugène Freyssinet) who pioneered the use of prestressed concrete. The Washington Post, The Denver Post, "The virtues of a tourist-free arrondissement," 5 Jan. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'prestress.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of prestress


1934, in the meaning defined above


1934, in the meaning defined at sense 1

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The first known use of prestress was in 1934

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Cite this Entry

“Prestress.” Dictionary, Merriam-Webster, Accessed 9 Aug. 2020.

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Rhyming Dictionary: Words that rhyme with prestress

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