CERTAIN Meaning of CERTAIN in English See ↑ CERTAINLY/DEFINITELY 3, ↑ SURE/NOT SURE 1 ◆◆◆• ↑ a certain amount of• ↑ almost certain• ↑ be bound to/be sure to/be certain to• ↑ make sure/make certain• ↑ not certain Longman Activator English vocab. Английский словарь Longman активатор . 2012