# Grade

Grade most commonly refers to:
* Grading in education, a measurement of a student's performance by educational assessment (e.g. A, pass, etc.)
* A designation for students, classes and curricula indicating the number of the year a student has reached in a given 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:

## Music

* Grade (music), a formally assessed level of profiency in a musical instrument
* Grade (band), punk rock band
* Grades (producer), British electronic dance music producer and DJ

## Science and technology
### Biology and medicine

* Grading (tumors), a measure of the aggressiveness of a tumor in medicine
* The Grading of Recommendations Assessment, Development and Evaluation (GRADE) approach
* Evolutionary grade, a paraphyletic group of organisms

### Geology

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

### Engineering and technology

* 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

### Mathematics

* 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

### Linguistics

* Grade, each of the "levels" of vowel gradation, especially in Indo-European
* Grade, or degree, one of the comparative forms of an adjective

## Sport

* 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

## Other uses

* 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