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Grade

Last updated September 05, 2025

Grade often refers to:

Grading in education, a student's performance as determined by an educational assessment (e.g. A, pass, etc.)
A designation for students, classes and curricula indicating the amount of years a student has completed in an educational stage (e.g. first grade, second grade, K–12, etc.)
Grade (slope), the steepness of a slope
Graded voting

Grade or grading may also refer to:

Graded bedding, a description of the variation in grain size through a bed in a sedimentary rock
Metamorphic grade, an indication of the degree of metamorphism of rocks
Ore grade, a measure that describes the concentration of a valuable natural material in the surrounding ore

Grade (fasteners), the grade of nuts and bolts refers to the strength and material
Grading (earthworks), the preparation and leveling of land for construction, especially of roads and railways
Grade separation, aligning a junction of two or more transport axes at different heights to facilitate traffic flow
Cetane rating, a measure of diesel fuel's combustion quality
Octane rating, also called gasoline grade, the measure of the autoignition resistance of gasoline (petrol) and other fuels used in spark-ignition internal combustion engines
Grade of service, the quality of voice service in telecommunications
Color grading, the process of altering and enhancing the color of a motion picture, video image, or still image
A rating of lumber (timber) quality and strength

Grade (angle), a unit for the measurement of plane angles
Grade (ring theory), a cohomological invariant in commutative algebra
Graded (mathematics), with several meanings
Graded poset, a partially ordered set equipped with a rank function, sometimes called a ranked poset
Graded vector space, a vector space with an extra piece of structure
Graded algebra, an algebra over a field (or ring) with an extra piece of structure

Grade (climbing), a climber's assessment of the difficulty and danger of climbing a hill
Grade (bouldering), a climber's assessment of the difficulty and danger of climbing a route which are distinct from those used in regular climbing
Degree of difficulty, in several sports
International Scale of River Difficulty, also called grade, a standardized scale used to rate the safety of a stretch of river, or a single rapid

Grade (crime), the degree of seriousness of a crime
Military rank
Grade (surname) (includes a list of people with the name)
Grade, Cornwall, a village in the UK
Coin grading, the process of determining the grade or condition of a coin, the key factor in its value
Food grading, the inspection, assessment and sorting of foods to determine quality, freshness, legal conformity and market value
Pattern grading, the scaling of a pattern to a different size in the clothing or footwear industry