WordWeb Online

1. Made of grain or relating to grain or the plants that produce it
   "a cereal beverage"; "cereal grasses"

1. Grass whose starchy grains are used as food: wheat; rice; rye; oats; maize; buckwheat; millet
   - cereal grass
    
2. Foodstuff prepared from the starchy grains of cereal grasses
   - grain, food grain
    
3. A breakfast food prepared from grain

Sounds like: serial

Derived forms: cereals

Type of: breakfast food, food product, foodstuff, grass

Encyclopedia: Cereal Cereal, Alberta