noun
[ U ] the existence of too much artificial light in the environment, for example from street lights, which makes it difficult to see the stars
noun
[ U ] the existence of too much artificial light in the environment, for example from street lights, which makes it difficult to see the stars
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005