Noun
1. a body of students who are taught together;
"early morning classes are always sleepy"2. a relative position or degree of value in a graded group;
"lumber of the highest grade"3. the gradient of a slope or road or other surface;
"the road had a steep grade"4. one-hundredth of a right angle
5. a degree of ablaut
6. a number or letter indicating quality (especially of a student's performance);
"she made good marks in algebra""grade A milk""what was your score on your homework?"7. the height of the ground on which something stands;
"the base of the tower was below grade"8. a position on a scale of intensity or amount or quality;
"a moderate degree of intelligence""a high level of care is required""it is all a matter of degree"9. a variety of cattle produced by crossbreeding with a superior breed