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substructure

DEFINITIONS OF: substructure

1

n the basic structure or features of a system or organization

Synonyms:
infrastructure
Type of:
structure
the manner of construction of something and the arrangement of its parts

n lowest support of a structure

Synonyms:
base, foot, foundation, fundament, groundwork, understructure
Types:
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bed
a foundation of earth or rock supporting a road or railroad track
raft foundation
a foundation (usually on soft ground) consisting of an extended layer of reinforced concrete
railroad bed
a bed on which railroad track is laid
roadbed
a bed supporting a road
Type of:
support
supporting structure that holds up or provides a foundation
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