UNALTERED
Meaning of UNALTERED in English
/ ʌnˈɔːltəd; NAmE -tərd/ adjective
that has not changed or been changed :
This practice has remained unaltered for centuries.
Oxford Advanced Learner's English Dictionary.
Оксфордский английский словарь для изучающик язык на продвинутом уровне.
2005