Meaning of OBSTRUCTION in English

OBSTRUCTION

[noun]There's some sort of obstruction (= blockage) on the railway tracks. [C]They were charged with obstruction of the police/of justice (= preventing the police/law courts from doing their jobs). [U]The referee said it was obstruction (= that one player had got in the way of another and so prevented them from moving freely). [U]

Cambridge English vocab.      Кембриджский английский словарь.