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Definition of defect verb from the Oxford Advanced Learner's Dictionary

defect

verb
 
/dɪˈfekt/
 
/dɪˈfekt/
[intransitive]
Verb Forms
present simple I / you / we / they defect
 
/dɪˈfekt/
 
/dɪˈfekt/
he / she / it defects
 
/dɪˈfekts/
 
/dɪˈfekts/
past simple defected
 
/dɪˈfektɪd/
 
/dɪˈfektɪd/
past participle defected
 
/dɪˈfektɪd/
 
/dɪˈfektɪd/
-ing form defecting
 
/dɪˈfektɪŋ/
 
/dɪˈfektɪŋ/
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  1. defect (from something) (to something) to leave a political party, country, etc. to join another that is considered to be an enemy
    • A number of writers and musicians defected from the Soviet Union to the West in the 1960s.
    • She defected from the party just days before the election.
    Word Originverb late 16th cent.: from Latin defect- ‘failed’, from the verb deficere ‘desert or fail’, from de- (expressing reversal) + facere ‘do’.
See defect in the Oxford Advanced American DictionarySee defect in the Oxford Learner's Dictionary of Academic English

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