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English definition of “prefab”

prefab

noun [C] uk   /ˈpriː.fæb/ informal us  
a small house that can be built quickly from pieces that have been made in a factory: After the Second World War lots of prefabs were put up to ease the housing crisis.Houses and homes
(Definition of prefab from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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