to compare sth with sth else in order to find things that are the same or similar :
New information is matched against existing data in the computer.
to compare sth with sth else in order to find things that are the same or similar :
New information is matched against existing data in the computer.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005