/ ˌʌndɪˈfiːtɪd; NAmE / adjective
( especially in sport ) not having lost or been defeated :
They are undefeated in 13 games.
the undefeated world champion
/ ˌʌndɪˈfiːtɪd; NAmE / adjective
( especially in sport ) not having lost or been defeated :
They are undefeated in 13 games.
the undefeated world champion
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005