rotator

[ roh-tey-teror, especially British, roh-tey- ]

noun

, plural ro·ta·tors ro·ta·tor·es [roh-t, uh, -, tawr, -eez, -, tohr, -]

1. a person or thing that rotates.
2. Anatomy. a muscle serving to rotate a part of the body.
3. Nautical. a bladed device streamed to rotate in the water to actuate a patent log.

rotator

/ rəʊˈteɪtə /

noun

1. a person, device, or part that rotates or causes rotation
2. anatomy any of various muscles that revolve a part on its axis

Word History and Origins

Origin of rotator¹

1670–80; < Latin rotātor, equivalent to rotā ( re ) ( rotate ¹ ) + -tor -tor

Example Sentences

The hip muscles, specifically the external rotators, sit under the glute muscles and help reinforce the neutral position of the femurs and lower legs.

From Outside Online

Good form is the priority, and you should feel this in the deep hip rotators, glutes, and hamstrings less than in your quads.

From Outside Online

Slow rotators like Venus generally have a harder time maintaining a global climate that is cool and comfortable—and for a while it was assumed this is probably what drove Venus to become hot and unbearable.

From MIT Technology Review

Hours later I boarded my rotator, the contracted plane overseas.

From The Daily Beast

Moreover, she had health insurance through her employer, which she only lost when a rotator-cuff injury cost her her own job.

From The Daily Beast

Hesse considered as an animal allied to the Histriobdell, but which is only an imperfectly described Rotator.

From Project Gutenberg

Use a rotator or color tops for mixing discs of white and black to produce different shades of gray.

From Project Gutenberg

The outer pair receive the strain of the rotator, and the inner are for adjustment and to prevent lateral movement.

From Project Gutenberg

The blades of the rotator are adjustable, being fitted into its tube or body by slits and holes and then soldered.

From Project Gutenberg

The person who conducts the ceremony, which is undertaken from choice, is called the rotator of the demon.

From Project Gutenberg