Definition of defection in English:

defection

noun

  • [mass noun] The desertion of one's country or cause in favour of an opposing one:

    ‘his defection from the Labour Party’
    [count noun] ‘a number of defections by leading ballet dancers’
    • ‘The costs of defection, for its weaker participants, would assuredly be higher than are the costs of continued compliance.’
    • ‘The amnesty was offered after Ieng Sary led a mass defection of thousands of Khmer Rouge forces to the government.’
    • ‘A single additional defection could mean losing a vote of no confidence, leading to early elections.’
    • ‘One defection from the government dissolved Temaru's majority and the censure motions passed by a single vote.’
    • ‘Moreover, her defection from the Democrats occurred soon after the failure of the coalition proposal.’
    desertion, absconding, decamping, flight
    changing allegiances, changing sides, apostasy, recantation, secession
    treason, betrayal, disloyalty, rebellion, mutiny, perfidy
    tergiversation, recreancy
    View synonyms

Pronunciation:

defection

/dɪˈfɛkʃn/