Meaning of RESIDUAL in English

RESIDUAL

/ rɪˈzɪdjuəl; NAmE -dʒu-/ adjective

[ only before noun ] ( formal ) remaining at the end of a process

SYN outstanding :

There are still a few residual problems with the computer program.

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