building block
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(noun) a block of material used in construction work |
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Related Words: ashlar, building material, cinder block, headstone, keystone, voussoir |
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| 2. |
(noun) a single undivided natural entity occurring in the composition of something else; "units of nucleic acids" |
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Synonyms: unit |
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Related Words: chain, chemical chain, couple, entity, something, unit cell |
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