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 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
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==