plural of rotational symmetry

plural of rotation curve

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

plural of sidereal rotation period

A system of crop rotation in this order: potatoes, oats, peas, rye.

(geometry) A theorem which states that, in 3-dimensional space, any displacement of a rigid body such that some point on it remains fixed is equivalent to a single rotation about some axis that runs through said point.

(medicine) rotationplasty

A set of four smaller muscles in the shoulder responsible for rotating the humerus (upper arm bone).

plural of rotator cuff

(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.