understructure

Other forms: understructures

Definitions of understructure
  1. noun
    lowest support of a structure
    synonyms: base, foot, foundation, fundament, groundwork, substructure
    see moresee less
    types:
    show 4 types...
    hide 4 types...
    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
Cite this entry
Style:
MLA
  • MLA
  • APA
  • Chicago

Copy citation
DISCLAIMER: These example sentences appear in various news sources and books to reflect the usage of the word ‘understructure'. Views expressed in the examples do not represent the opinion of Vocabulary.com or its editors. Send us feedback
Word Family