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Grade

Grade may refer to:

In education

• Grade (education), a teacher's evaluation of a student's performance

• Grade level, the numbering of the year a student has reached in school.

In civil engineering

• Grade (slope), the pitch of a slope such as a hill, road or railway

• Grading, the preparation and levelling 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.

In pure mathematics

• 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

In measurement and quality assessment and control

• Grade (angle), a unit for the measurement of plane angle's
• Ore grade, a measure that describes the concentration of a valuable natural material in the surrounding ore
• Grades, the property class of nuts and bolts in terms of size and strength
• Cetane rating, a measure of diesel fuel's combustion quality
• Octane rating, the measure of the autoignition resistance of gasoline (petrol) and other fuels used in spark-ignition internal combustion engines
• Grading (tumors), a measure of the aggressiveness of a tumor in medicine
• 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
• Grade (rivers), a standardized scale used to rate the safety of a stretch of river, or a single rapid.
• Grade of service, the quality of voice service in telecommunications
• Coin grading, the process of determining the grade or condition of a coin, the key factor in its value
• Color grading, the process of altering and enhancing the color of a motion picture or television image
• Pattern grading, the scaling of a pattern to a different size in the clothing or footwear industry

In the sense of rank or status

• Grade, an approximate equivalent of military rank in the Civil Air Patrol

People

• Leslie Grade theatrical agent
• Lew Grade impresario
• Michael Grade UK television executive

Other uses

• Grade (band), a punk rock band
• Evolutionary grade, a paraphyletic group of organisms

See also

• Rating
• Gradient