[ suhb-struhk-shuh n ]
/ sʌbˈstrʌk ʃən /


a foundation or substructure.

Origin of substruction

1615–25; < Latin substructiōn- (stem of substructiō) foundation, equivalent to substruct(us), past participle of substruere to lay a foundation (sub- sub- + struc-, variant stem of struere to arrange, put in order + -tus past participle suffix) + -iōn- -ion

Related forms

sub·struc·tion·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for substruction

  • The substruction of this temple, which has been laid bare, consists of tufa cased with travertine.

    Old Rome|Robert Burn
  • It was wide and solidly built, resting on the Roman substruction, and covered by a platform on vaulting.

    Annals of a Fortress|E. Viollet-le-Duc
  • The remains are interesting, though they do little more than show perfectly the substruction and plan of the ancient building.

    Walks in Rome|Augustus J.C. Hare