<p><strong>Adjective</strong></p><ul><li>Not regenerate; not renewed in heart and mind or reborn in spirit; unrepentant: an unregenerate sinner.</li><li>Refusing to believe in the existence of God: an unregenerate atheist; an unregenerate skeptic.</li><li>Unconvinced by or unconverted to a particular religion, sect, or movement; unreconstructed.</li><li>Persisting in the holding of prior convictions; opposing new ideas, causes, etc.; stubborn; obstinate: an unregenerate reactionary.</li><li>Not reformed; wicked; sinful; profligate; dissolute: an unregenerate way of life.</li></ul><p><strong>Noun</strong></p><ul><li>An unregenerate person.</li></ul>