apos·tate /əˈpɑsˌtet, tət/
 背教者,變節者,脫黨者(a.)背教的,變節的,脫黨的
 A·pos·tate, v. i.  To apostatize. [Obs.]
    We are not of them which apostate from Christ.   --Bp. Hall.
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 A·pos·tate n.
 1. One who has forsaken the faith, principles, or party, to which he before adhered; esp., one who has forsaken his religion for another; a pervert; a renegade.
 2. R. C. Ch. One who, after having received sacred orders, renounces his clerical profession.
 A·pos·tate, a. Pertaining to, or characterized by, apostasy; faithless to moral allegiance; renegade.
    So spake the apostate angel.   --Milton.
    A wretched and apostate state.   --Steele.
 apostate
      adj : not faithful to religion or party or cause
      n : a disloyal person who betrays or deserts his cause or
          religion or political party or friend etc. [syn: deserter,
           renegade, turncoat, recreant, ratter]