1 [roh-teyt or, esp. British, roh-teyt]
verb (used with object), rotated, rotating.
to cause to turn around an axis or center point; revolve.
to cause to go through a cycle of changes; cause to pass or follow in a fixed routine of succession: to rotate farm crops.
to replace (a person, troops, etc.) by another or others, usually according to a schedule or plan.
verb (used without object), rotated, rotating.
to turn around on or as if on an axis.
to proceed in a fixed routine of succession: The sentries rotated in keeping watch.

1800–10; < Latin rotātus (past participle of rotāre to cause to spin, roll, move in a circle), equivalent to rot(a) wheel + -ātus -ate1

rotatable, adjective
rotatably, adverb
nonrotatable, adjective
nonrotating, adjective
unrotated, adjective
unrotating, adjective

1. wheel, whirl. See turn. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To rotating
World English Dictionary
1.  to turn or cause to turn around an axis, line, or point; revolve or spin
2.  to follow or cause to follow a set order or sequence
3.  (of a position, presidency, etc) to pass in turn from one eligible party to each of the other eligible parties
4.  (of staff) to replace or be replaced in turn
5.  botany designating a corolla the united petals of which radiate from a central point like the spokes of a wheel

rotating (rəʊˈteɪtɪŋ)
1.  revolving around a central axis, line, or point: the rotating blades of a helicopter
2.  passing in turn to each of two or more eligible parties: the rotating presidency of the EU

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Example sentences
We also have a rotating distinguished teaching chair in the humanities, who
  mentors new faculty members.
Because the people you see will be rotating in and out of your day, they may
  not even know where you will go next, so you should.
Equal opposite reaction would mean he would not be able to move or start
Yes, this addictive game that has you rotating shapes to fit into a grid until
  you go mad may actually be making you smarter.
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