rotator

[ roh-tey-ter or, esp. British, roh-tey- ]
/ ˈroʊ teɪ tər or, esp. British, roʊˈteɪ- /
SEE SYNONYMS FOR rotator ON THESAURUS.COM

noun, plural ro·ta·tors for 1, 3, ro·ta·tor·es [roh-tuh-tawr-eez, -tohr-] /ˌroʊ təˈtɔr iz, -ˈtoʊr-/ for 2.

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

Origin of rotator

1670–80; < Latin rotātor, equivalent to rotā(re) (see rotate1) + -tor -tor

Words nearby rotator

rotation-inversion axis, rotational molding, rotational nystagmus, rotational quantum number, rotative, rotator, rotator cuff, rotator muscle, rotatory, rotatory nystagmus, rotavator

Words related to rotator

wheel

Example sentences from the Web for rotator

British Dictionary definitions for rotator

rotator
/ (rəʊˈteɪtə) /

noun

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

Medical definitions for rotator

rotator
[ rō′tā′tər ]

n.

A muscle that serves to rotate a part of the body.