substruction

underbuilding; substructure

Noun

  1. underbuilding; substructure
    • It is a magnificent strong building, with a substruction very remarkable. - 1644 November 17 (Gregorian calendar), John Evelyn, “[Diary entry for 8 November 1644]”, in William Bray, editor, Memoirs, Illustrative of the...
  2. foundation; base

Origin

Borrowed from Latin substructio, from substruere, substructum (“to build beneath”), from sub (“under”) + struere (“to build”).

Forms

substructions

Derived

substructional