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Definition of testing adjective from the Oxford Advanced Learner's Dictionary

testing

adjective
 
/ˈtestɪŋ/
 
/ˈtestɪŋ/
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  1. (of a problem or situation) difficult to deal with and needing particular strength or abilities
    • This has been a testing time for us all.
    Oxford Collocations DictionaryTesting is used with these nouns:
    • laboratory
    See full entry
See testing in the Oxford Advanced American Dictionary
swamp
noun
 
 
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Geography
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