[ suhb-struhk-cher, suhb-struhk- ]
/ sʌbˈstrʌk tʃər, ˈsʌbˌstrʌk- /


a structure forming the foundation of a building or other construction.
the foundations, piers, and abutments upon which the trusses or girders of the spans of a bridge rest.
any basic structure or organization.

Origin of substructure

First recorded in 1720–30; sub- + structure

OTHER WORDS FROM substructure

sub·struc·tur·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for substructure

British Dictionary definitions for substructure

/ (ˈsʌbˌstrʌktʃə) /


a structure, pattern, etc, that forms the basis of anything
a structure forming a foundation or framework for a building or other construction

Derived forms of substructure

substructural, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for substructure

[ sŭbstrŭk′chər ]


A tissue or structure wholly or partly beneath the surface.

Other words from substructure

sub•structur•al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.