noun
[ U ] simple medical treatment that is given to sb before a doctor comes or before the person can be taken to a hospital :
to give first aid
a first-aid course
noun
[ U ] simple medical treatment that is given to sb before a doctor comes or before the person can be taken to a hospital :
to give first aid
a first-aid course
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005