UPGRADATION
Meaning of UPGRADATION in English
/ˌʌpɡreɪˈdeɪʃn; ˌʌpɡrəˈd-/ noun
[ U ] ( IndE ) the fact of upgrading sth :
the upgradation of civic facilities in large cities
Oxford Advanced Learner's English Dictionary.
Оксфордский английский словарь для изучающик язык на продвинутом уровне.
2005