I. ˈsirēəl, ˈsēr- adjective
Etymology: French or Latin; French céréale, from Latin cerealis of Ceres, of agriculture, of grain, from Ceres, goddess of grain; akin to Latin crescere to grow — more at crescent
: relating to grain or to the plants that produce it : made of grain
a cereal beverage
II. noun
( -s )
1. : a plant (as a grass) yielding farinaceous seeds suitable for food (as wheat, maize, rice) ; also : the seeds or grain so produced either in their original state or commercially prepared
2. : a prepared foodstuff of grain (as oatmeal or cornflakes) used especially as a breakfast food