Meaning of REDUNDANCY in English
/ rɪˈdʌndənsi; NAmE / noun ( pl. -ies )
[ U , C , usually pl. ] ( BrE ) the situation when sb has to leave their job because there is no more work available for them :
Thousands of factory workers are facing redundancy.
to accept / take voluntary redundancy (= to offer to leave your job)
the threat of compulsory redundancies
—see also lay-off
[ U ] ( formal or technical ) the state of not being necessary or useful :
Natural language is characterized by redundancy (= words are used that are not really necessary for sb to understand the meaning) .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005