noun
a situation in which an event or action has an effect on sth, which then has an effect on sth else :
His resignation will have a ripple effect on the whole department.
noun
a situation in which an event or action has an effect on sth, which then has an effect on sth else :
His resignation will have a ripple effect on the whole department.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005