substructure
noun
sub·struc·ture
ˈsəb-ˌstrək-chər 
: an underlying or supporting part of a structure
Examples of substructure in a Sentence
The bridge's substructure was damaged.
Recent Examples on the Web
The Federal Highway Administration maintains a public database of bridge ratings in every state that considers multiple parts of a bridge’s structure, including the deck, superstructure, substructure and culvert.
—
Devon Milley, Sacramento Bee, 19 June 2024
Its first phase involves expansion joint replacement and repairs to the concrete deck, as well as steel repairs and painting to the substructure from the Milwaukee River to the bridge's south end, said Tiffany Shepherd, Department of Public Works marketing and communications officer.
—Tom Daykin, Journal Sentinel, 13 June 2024
In the past decade these questions have come to the fore as images of the interstellar medium taken with Herschel, as well as with the Atacama Large Millimeter Array (ALMA) in Chile and other telescopes, have highlighted how significant cloud substructure might be in star formation.
—Nia Imara, Scientific American, 1 Mar. 2024
The overall rating of a bridge is based on whether the condition of any of its individual components — the deck, superstructure, substructure or culvert, if present — is rated poor or below.
—Juan Lozano, Fortune, 16 May 2024
See all Example Sentences for substructure 
Devon Milley, Sacramento Bee, 19 June 2024
Its first phase involves expansion joint replacement and repairs to the concrete deck, as well as steel repairs and painting to the substructure from the Milwaukee River to the bridge's south end, said Tiffany Shepherd, Department of Public Works marketing and communications officer.
—Tom Daykin, Journal Sentinel, 13 June 2024
In the past decade these questions have come to the fore as images of the interstellar medium taken with Herschel, as well as with the Atacama Large Millimeter Array (ALMA) in Chile and other telescopes, have highlighted how significant cloud substructure might be in star formation.
—Nia Imara, Scientific American, 1 Mar. 2024
The overall rating of a bridge is based on whether the condition of any of its individual components — the deck, superstructure, substructure or culvert, if present — is rated poor or below.
—Juan Lozano, Fortune, 16 May 2024
See all Example Sentences for substructure
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'substructure.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near substructure
Cite this Entry
“Substructure.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/substructure. Accessed 19 Jul. 2024.
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substructure
noun
sub·struc·ture
ˈsəb-ˌstrək-chər
: an underlying or supporting part of a structure
Medical Definition
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