[{"Bold_text": "noun", "List Items": ["a degree or step in a scale, as of rank, advancement, quality, value, or intensity:the best grade of paper.", "a class of persons or things of the same relative rank, quality, etc.", "a step or stage in a course or process.", "a single division of a school classified according to the age or progress of the pupils. In the U.S., public schools are commonly divided into twelve grades below college.", "the pupils in such a division.", "(the) grades. elementary school elementary school:He first began teaching in the grades.", "a letter, number, or other symbol indicating the relative quality of a student's work in a course, examination, or special assignment; mark .", "a classification or standard of food based on quality, size, etc.:grade A milk.", "inclination with the horizontal of a road, railroad, etc., usually expressed by stating the vertical rise or fall as a percentage of the horizontal distance; slope .", "Building Trades.Also calledgrade line.the level at which the ground intersects the foundation of a building.", "an resulting from a cross between a parent of ordinary stock and one of a pure breed.", "Mathematics. grad2 ."]}, {"Bold_text": "verb (used with object)", "List Items": ["to arrange in a series of grades; class ; sort :a machine that grades two thousand eggs per hour.Synonyms: categorize , order , rate , rank , classify", "to determine the grade of.", "to assign a grade to (a student's work); mark:I graded forty tests last night.", "to cause to pass by degrees, as from one color or shade to another.", "to reduce to a level or to practicable degrees of inclination:to grade a road.", "to cross (an ordinary or low-grade ) with an of a pure or superior breed."]}, {"Bold_text": "verb (used without object)", "List Items": ["to incline; slant or slope:The road grades steeply for a mile.", "to be of a particular grade or quality.", "to pass by degrees from one color or shade to another; blend :See how the various colors grade into one another."]}, {"Bold_text": "verb phrase", "List Items": ["to improve (a herd, flock, etc.) by breeding with purebreds."]}, {"Bold_text": null, "List Items": ["a combining form meaning “walking, moving,” in the manner or by the means specified by the initial element:plantigrade."]}]