bn:00013726n
Noun Concept
EN
unit  building block
EN
A single undivided natural thing occurring in the composition of something else WordNet 3.0
Definitions
Examples
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Sources
EN
A single undivided natural thing occurring in the composition of something else WordNet 3.0 & Open English WordNet
EN
Units of nucleic acids WordNet 3.0 & Open English WordNet
WordNet 3.0 & Open English WordNet