grade
 grade (grād)n.
1. A stage or degree in a process.
2. A position in a scale of size, quality, or intensity:
a poor grade of lumber.
3. An accepted level or standard.
4. A set of persons or things all falling in the same specified limits; a class.
5.
a. A level of academic development in an elementary, middle, or secondary school:
learned fractions in the fourth grade.
b. A group of students at such a level:
The third grade has recess at 10:30.
c. grades Elementary school.
6. A number, letter, or symbol indicating a student's level of accomplishment:
a passing grade in history.
7. A military, naval, or civil service rank.
8. The degree of inclination of a slope, road, or other surface:
the steep grade of the mountain road.
9. A slope or gradual inclination, especially of a road or railroad track:
slowed the truck when he approached the grade.
10. The level at which the ground surface meets the foundation of a building.
11. A domestic animal produced by crossbreeding one of purebred stock with one of ordinary stock.
12. Linguistics. A degree of ablaut.v. grad·ed, grad·ing, gradesv. tr.
1. To arrange in steps or degrees.
2. To arrange in a series or according to a scale.
3.
a. To determine the quality of (academic work, for example); evaluate:
graded the book reports.
b. To give a grade to (a student, for example).
4. To level or smooth to a desired or horizontal gradient:
bulldozers graded the road.
5. To gradate.
6. To improve the quality of (livestock) by crossbreeding with purebred stock.v. intr.
1. To hold a certain rank or position.
2. To change or progress gradually:
piles of gravel that grade from coarse to fine. [French, from Latin gradus. See ghredh- in Indo-European Roots.] gradʹa·ble adj.
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