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English definition of “retention”

retention

noun [U]     /rɪˈten.ʃən/ formal
C2 the continued use, existence , or possession of something or someone: Two influential senators have argued for the retention of the unpopular tax . The retention of old technology has slowed the company's growth . water / heat retentionKeeping and storing things
(Definition of retention noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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