rotator

[ roh-tey-ter or, especially British, roh-tey- ]
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.
  1. a person or thing that rotates.

  2. Anatomy. a muscle serving to rotate a part of the body.

  1. Nautical. a bladed device streamed to rotate in the water to actuate a patent log.

Origin of rotator

1
1670–80; <Latin rotātor, equivalent to rotā(re) (see rotate1) + -tor-tor

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for rotator

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012