Définitions
1.NounWidely cultivated cereal grass, typically Avena sativa."The oat stalks made good straw.; The main forms of oat are meal and bran.; World trade in oat is increasing."
2.NounAny of the numerous species, varieties, or cultivars of any of several similar grain plants in genus Avena."The wild red oat is thought to be the ancestor of modern food oats."
3.NounThe seeds of the oat, a grain, harvested as a food crop and for animal feed.
4.NounA simple musical pipe made of oat-straw.
5.NounThe tiniest amount; a whit or jot.
6.Prepositional phraseAlternative letter-case form of OAT.