(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

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.

plural of rotating chair

A swivel chair.

(medicine) rotationplasty

plural of rotation curve

plural of Faraday rotator

A polarization rotator based on the Faraday effect.

(chemistry, of a compound) [α]_D, the angle of rotation of the plane of polarization of a ray of monochromatic light that passes through 10cm of the substance in solution at a concentration of 1 gram per millilitre

The axis about which any body rotates. / The line joining the North Pole and South Pole about which the Earth rotates daily.