countable/uncountable a strong feeling that something is true or realThis theory goes against the beliefs of most current political thinkers.
belief in: a belief in the existence of UFOs
belief that: the mistaken belief that cocaine is not an addictive drug
popular/widely held/widespread belief: There is widespread belief that an agreement has been made.
firm/strong belief: It is my firm belief that the government should act now.
growing belief: There is a growing belief that she will resign.