(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.

(astronomy) The sidereal day of a planet. (I.e., in the definition for "sidereal day", replace "Earth" by the given planet.)

(zoology) Any foraminiferan of the order Rotaliida

plural of rotaliid

(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.

(zoology) Belonging or relating to the Rotaliina.

plural of rotameter

plural of rotatability

The ability of something to be rotated

An electromechanical device that converts the angular position or motion of a shaft or axle into an analog or digital code.