noun
[ U ] ( abbr. NSU ) ( medical ) a condition in which the urethra becomes sore and swollen. It is often caused by an infection caught by having sex.
noun
[ U ] ( abbr. NSU ) ( medical ) a condition in which the urethra becomes sore and swollen. It is often caused by an infection caught by having sex.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005