substructure

noun
sub·​struc·​ture | \ ˈsəb-ˌstrək-chər How to pronounce substructure (audio) \

Definition of substructure

: an underlying or supporting part of a structure

Other Words from substructure

substructural \ ˈsəb-​ˌstrək-​chə-​rəl How to pronounce substructure (audio) , -​shrəl \ adjective

Examples of substructure in a Sentence

The bridge's substructure was damaged.
Recent Examples on the Web Enlarge / Lava overlying volcanic tephra in the substructure of the tomb. Jennifer Ouellette, Ars Technica, 1 Jan. 2022 The bridge substructure has a rating of 4 out of 9 with large areas of distressed concrete and previous repairs failing, according to DOT documents. Bob Dohr, Milwaukee Journal Sentinel, 11 Dec. 2021 Engineers examined the concrete substructure of the walkway and determined that not all of it was in bad shape. From Usa Today Network And Wire Reports, USA TODAY, 30 Nov. 2021 But the overall assessment of the substructure cleared the way for less expensive plans to repair the sections most in need of work, Mayor Pete Byron said. From Usa Today Network And Wire Reports, USA TODAY, 30 Nov. 2021 The Great Lakes Construction Company was awarded a contract for approximately $7.3 million to rehabilitate the U.S. 22 bridge, replacing the expansion joints, overlaying the bridge, patching the substructure, and upgrading the guardrail. Brook Endale, The Enquirer, 23 July 2021 That means a key structural element—the deck, superstructure, substructure or culverts—is rated in poor or worse condition. Scott Calvert, WSJ, 17 June 2021 Its stunning effect arises out of a tension between rampant material things (the picture groans with sensuous detail) and a deep substructure of abstract design. Washington Post, 2 June 2021 Instead of being hemmed in by concrete levees along the Mississippi and oil rigs on the coast, McEwen’s city rises on a bamboo substructure planted in unspoiled wetlands. Justin Davidson, Curbed, 2 Apr. 2021

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

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First Known Use of substructure

1726, in the meaning defined above

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Time Traveler for substructure

Time Traveler

The first known use of substructure was in 1726

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Dictionary Entries Near substructure

substruction

substructure

substylar

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Last Updated

16 Jan 2022

Cite this Entry

“Substructure.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/substructure. Accessed 23 Jan. 2022.

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More Definitions for substructure

substructure

noun

English Language Learners Definition of substructure

: a supporting part or structure that is below something

substructure

noun
sub·​struc·​ture | \ ˈsəb-ˌstrək-chər How to pronounce substructure (audio) \

Medical Definition of substructure

: an underlying or supporting structure

Other Words from substructure

substructural \ -​chə-​rəl, -​shrəl How to pronounce substructure (audio) \ adjective

More from Merriam-Webster on substructure

Thesaurus: All synonyms and antonyms for substructure

Britannica English: Translation of substructure for Arabic Speakers

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