A position in a scale of size, quality, or intensity, A level of academic development in an elementary, middle, or secondary school, Elementary school, intransitive verb_ To give a grade to (a student, for example), To level or smooth to a desired or horizontal gradient, To change or progress gradually, transitive verb_ (Stock Breeding) To cross with some better breed; to improve the blood of, To reduce to a level, or to an evenly progressive ascent, as the line of a canal or road