UNDATED


Meaning of UNDATED in English

/ ˌʌnˈdeɪtɪd; NAmE / adjective

1.

without a date written or printed on it :

an undated letter

2.

of which the date is not known :

undated archaeological remains

—compare dated

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.