Source : WordNet®

uncorrupted
     adj 1: (of language) not having its purity or excellence debased;
            "uncorrupted English"; "learn to speak pure English
            undefiled"- Van Wyck Brooks [syn: {undefiled}]
     2: not decayed or decomposed [syn: {unspoiled}]
     3: not debased; "though his associates were dishonest, he
        remained uncorrupted"; "uncorrupted values"