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Substruction vs Substructure - What's the difference?

substruction | substructure |

As nouns the difference between substruction and substructure

is that substruction is (architecture) underbuilding; the foundation, or any preliminary structure intended to raise the lower floor or basement of a building above the natural level of the ground while substructure is the supporting part of a structure (either physical or organizational; the foundation).

substruction

English

Noun

(en noun)
  • (architecture) underbuilding; the foundation, or any preliminary structure intended to raise the lower floor or basement of a building above the natural level of the ground
  • It is a magnificent strong building, with a substruction very remarkable. — Evelyn.
    (Webster 1913)

    substructure

    English

    Noun

    (en noun)
  • The supporting part of a structure (either physical or organizational; the foundation).
  • The earth or gravel that railway sleepers are embedded in.
  • Synonyms

    * (l)

    See also

    * superstructure