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thank you

noun [C usually singular]
 
 

Definition

B1 something that you say or do in order to show that you are grateful for something: I'd like to say a big thank you to everyone for all their help. [before noun] He wrote a thank-you note/letter to his aunt to thank her for the birthday present she sent him.Relieved and thankful
(Definition of thank you noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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