OPPORTUNISTIC


Meaning of OPPORTUNISTIC in English

/ ˌɒpətjuːˈnɪstɪk; NAmE ˌɑːpərtuːˈn-/ adjective

1.

( disapproving ) = opportunist

2.

[ only before noun ] ( medical ) harmful to people whose immune system has been made weak by disease or drugs :

an opportunistic infection

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