The definition of cereal is a grain, or a breakfast food made from roasted grains and usually eaten with milk.(noun)
See cereal in Webster's New World College Dictionary
Origin: < L Cerealis, of Ceres, goddess of agriculture < IE base *er-, *rē-, to grow: see create
See cereal in American Heritage Dictionary 4
Origin: From Latin cereālis, of grain
Origin: , from Cerēs, Ceres; see ker-2 in Indo-European roots.
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