Grade

__NOTOC__ 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 Medicine

* Grading, a measure of the progress of tumors and other neoplasms

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