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building block

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building block in WordNet English dictionary

noun
  1. a block of material used in construction work
    building block 
  2. a single undivided natural thing occurring in the composition of something else
    "units of nucleic acids"
    unit  building block 
WordNet Lexical Database v3.0, © 2006 Princeton University


building block in English Wiktionary

 
  1. (noun) A component that is part of a larger construction.
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