Meaning of apostatize in English:

apostatize

(British apostatise)

Pronunciation /əˈpɒstətʌɪz/

verb

[no object]
  • Renounce a religious or political belief or principle.

    ‘the property of wealthy Christians was liable to confiscation unless they apostatized’
    • ‘The only way to show your opposition is to officially apostatize in writing.’
    • ‘For clues in his text suggest some of them have apostatized because they too have experienced persecution and even in some cases death, for the sake of the gospel.’
    • ‘The East Saxons soon apostatized and expelled their bishop.’
    • ‘But I also can't help but wonder how the rapidly apostatizing UK looked at this rhetoric.’
    • ‘As the delinquent desperately struggles to test set boundaries, so does the apostate or apostatizing church.’
    desert, go over to the enemy, change allegiances, change loyalties, change sides, turn traitor, rebel, renege, abscond, go AWOL, quit, escape

Origin

Mid 16th century from medieval Latin apostatizare, from apostata (see apostate).