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adjective (LACKING AIR)
 
 
/kləʊs/ US  /kloʊs/

Definition

describes weather or air conditions in which it is difficult to breathe and it is uncomfortably warm: Can I open the window? It's very close in here.Hot and heatSultriness and humidity
(Definition of close adjective (LACKING AIR) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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