Breakfast grain is a term used to describe grains that are commonly eaten for breakfast. The crossword solutions for this term include CEREAL (6 letters), OAT (3 letters), BRAN (4 letters), OATS (4 letters), TOTAL (5 letters), and WHEAT (5 letters). CEREAL is a type of grain that is often processed and eaten as a breakfast food, while OAT, BRAN, and OATS are all types of OATS that are commonly eaten for breakfast. TOTAL and WHEAT are both types of WHEAT that are also commonly eaten for breakfast.