"understructure" meaning in English

See understructure in All languages combined, or Wiktionary

Noun

Audio: LL-Q1860 (eng)-Flame, not lame-understructure.wav [US] Forms: understructures [plural]
Etymology: From under- + structure. Etymology templates: {{prefix|en|under|structure}} under- + structure Head templates: {{en-noun}} understructure (plural understructures)
  1. The supporting structure underneath something, such as a vehicle or bridge. Synonyms: infrastructure, underpinning Derived forms: understructural
    Sense id: en-understructure-en-noun-0GxdoMa3 Categories (other): English links with manual fragments, English terms prefixed with under- Disambiguation of English terms prefixed with under-: 46 54

Verb

Audio: LL-Q1860 (eng)-Flame, not lame-understructure.wav [US] Forms: understructures [present, singular, third-person], understructuring [participle, present], understructured [participle, past], understructured [past]
Etymology: From under- + structure. Etymology templates: {{prefix|en|under|structure}} under- + structure Head templates: {{en-verb}} understructure (third-person singular simple present understructures, present participle understructuring, simple past and past participle understructured)
  1. (transitive) To structure insufficiently or inadequately. Tags: transitive
    Sense id: en-understructure-en-verb-rLlCAamg Categories (other): English entries with incorrect language header, English terms prefixed with under-, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 25 75 Disambiguation of English terms prefixed with under-: 46 54 Disambiguation of Pages with 1 entry: 21 79 Disambiguation of Pages with entries: 19 81

Inflected forms

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  "etymology_text": "From under- + structure.",
  "forms": [
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        }
      ],
      "derived": [
        {
          "word": "understructural"
        }
      ],
      "examples": [
        {
          "text": "Holonym: infrastructure (facilities sense)"
        },
        {
          "text": "Near-synonyms: infrastructure (foundations sense), underpinnings"
        },
        {
          "bold_text_offsets": [
            [
              158,
              172
            ]
          ],
          "ref": "2008 January 22, Kirk Johnson, “Strength Renewed, a Grand Old Building Is Back”, in New York Times:",
          "text": "Four small suspension bridges, complete with towers and cables like those on the span across the East River, are now encased inside the Capitol’s subbasement understructure.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The supporting structure underneath something, such as a vehicle or bridge."
      ],
      "id": "en-understructure-en-noun-0GxdoMa3",
      "links": [
        [
          "structure",
          "structure"
        ],
        [
          "vehicle",
          "vehicle"
        ],
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          "bridge",
          "bridge"
        ]
      ],
      "synonyms": [
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        },
        {
          "word": "underpinning"
        }
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        "To structure insufficiently or inadequately."
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          "structure"
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        [
          "insufficiently",
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        [
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        ]
      ],
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        "(transitive) To structure insufficiently or inadequately."
      ],
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      "tags": [
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        },
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        },
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          "bold_text_offsets": [
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              158,
              172
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          ],
          "ref": "2008 January 22, Kirk Johnson, “Strength Renewed, a Grand Old Building Is Back”, in New York Times:",
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  "etymology_text": "From under- + structure.",
  "forms": [
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      "tags": [
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        "To structure insufficiently or inadequately."
      ],
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        "(transitive) To structure insufficiently or inadequately."
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Download raw JSONL data for understructure meaning in English (3.8kB)


This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-08-23 from the enwiktionary dump dated 2026-08-05 using wiktextract (872fc7b and 4deed51). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.