Look up grade in Wiktionary, the free dictionary.

Grade may refer to:

In education[link]

• Grade (education), a teacher's evaluation of a student's performance in class
• Grade level, the numbering of the year a student has reached in school
• Grade (music), a method of formally assessing the accomplishments of pupils learning musical instruments

In civil engineering[link]

• Grade (slope), the pitch of a slope such as a hill, road or railway
• Land 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 mathematics[link]

• 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

In measurement and quality control[link]

• Grad (angle), also called grade, a unit for the measurement of plane angles
• 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
• 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
• 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
• 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 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
• Pattern grading, the scaling of a pattern to a different size in the clothing or footwear industry

In Medicine[link]

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

Employment or military ranks[link]

• Grade, an approximate equivalent of military rank in the Civil Air Patrol
• Grade, aims to explicitly recognize a certain professional level of a Consultant in the trade of Consultancy

People[link]

• Hans Grade (1879–1946), a German aviation pioneer
• Leslie Grade (1916–1979), a British theatrical agent
• Lew Grade (1906–1998), a British impresario
• Michael Grade (1943), a British television executive

Placenames[link]

• Grade, Cornwall, a village in the UK

Other uses[link]

• Grade (band), a punk rock band
• Evolutionary grade, a paraphyletic group of organisms
• Grade, a former parish in Cornwall, now part of Grade-Ruan
• Grade, an alternate vowel sound within a word in apophony
• Color grading, a color balancing process used in video post-production

See also[link]

• Gradient
• Rank (disambiguation)
• Rating (disambiguation)

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