(of an astronomic object) The time taken to rotate about its axis relative to the background stars.

(astrophysics) for a galaxy, a plot of the orbital velocity of objects with respect to the center of the galaxy, as a function of the distance between the two

(forestry) The time allowed to elapse between successive occurrences of a stand of trees being logged. / Used other than figuratively or idiomatically: see rotation, time.

(physics) The rotation of the plane of polarization of plane polarized light as it passes through a chiral medium

(aviation, chiefly US) a rotating location light installed at an airport, allowing the type of airport to be determined by the color and speed of the rotation.

plural of Faraday rotation

plural of specific rotation

Synonym of Norfolk crop rotation

(mathematics) A method of finding a solution to a mathematical problem in Minkowski space from a solution to a related problem in Euclidean space by means of a transformation that substitutes an imaginary-number variable for a real-number variable.

A form of employment in which an employer spends a period of time in one department or working on one task and is then moved on to another.