- 1[countable] one of various types of grasses that produce grains that can be eaten or are used to make flour or bread. wheat, barley, and rye are all cereals cereal crops
- 2[uncountable] the grain produced by cereal crops
- 3[countable, uncountable] food made from the grain of cereals, often eaten for breakfast with milk breakfast cereal a bowl of cereal
Check pronunciation: cereal