understructure meaning

UK US

understructure (noun): lowest support of a structure.

Definition of understructure

  1. lowest support of a structure
    • it was built on a base of solid rock
    • he stood at the foot of the tower

    Synonyms: foundation, base, fundament, foot, groundwork, substructure

    Type of: support

    Kinds: bed, raft foundation

Word lists: words starting with UN · words ending in RE · 14-letter words

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