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Definition of CSYS abbreviation from the Oxford Advanced Learner's Dictionary

CSYS

abbreviation
 
/siː ˌes waɪ ˈes/
 
/siː ˌes waɪ ˈes/
Certificate of Sixth Year Studies
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  1. an exam taken in the past by some Scottish school students at the age of around 18
misty
adjective
 
 
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