Oat

(ot) [AS., at as, oats]. A cereal plant, Avena sativa, or other species of Avena, and its seed. O.-meal, the meal made from oats. It is used in the form of a gruel, as a food, as a demulcent and laxative, and as an emollient poultice. Ob- [L.]. A prefix signifying on, against, in front of, or toward. 453