rotate

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To turn around on an axis or center.
2. v. To proceed in sequence; take turns or alternate: Interns will rotate through the various departments.
3. v. To cause to turn on an axis or center. See Synonyms at turn.
4. v. To plant or grow (crops) in a fixed order of succession.
5. v. To cause to alternate or proceed in sequence: The coach rotates her players frequently near the end of the game.
6. adj. Having radiating parts; wheel-shaped.

Century Dictionary and Cyclopedia

1. To revolve or move round a center or axis; turn in a circle, as or like a wheel; have a continuous circular motion.
2. To turn in a curve upon a center or support; have a revolving motion from side to side or up and down; specifically, in anatomy, to be rotated; execute one or any of the movements of rotation.
3. To go round in succession, as in or among a revolving or a repeating series; alternate serially; especially, to act or pass in rotation, as a set of office-holders or an office.
4. To cause to revolve upon an axis or upon a support; give a circular or curvilinear movement to; turn in a curve: as, to rotate a cylinder by hand; to rotate the head or the eyes.
5. To move or change about in a series or in rotation; cause to succeed in a serial or recurrent order: as, to rotate certain men in the tenure of an office.
6. In botany, wheel-shaped; spreading out nearly flat like a wheel: as, the limb of a rotate corolla, calyx, etc.: usually applied to a gamopetalous corolla with a short tube.
7. In zoology, wheel-shaped; rotiform; specifically, in entomology, noting hairs, spines, etc., when they form a ring around any organ or part, projecting at right angles to the axis.

Wiktionary

1. v. intransitive to spin, turn, or revolve.
2. v. intransitive to advance through a sequence; to take turns.
3. v. intransitive, of aircraft to lift the nose, just prior to takeoff.
4. v. transitive to spin, turn, or revolve something.
5. v. transitive to advance something through a sequence.
6. v. transitive to replace older materials or to place older materials in front of newer ones so that older ones get used first.
7. v. transitive, of crops to grow or plant in a certain order.

GNU Webster's 1913

1. adj. Having the parts spreading out like a wheel; wheel-shaped
2. v. To turn, as a wheel, round an axis; to revolve.
3. v. To perform any act, function, or operation in turn, to hold office in turn.
4. v. To cause to turn round or revolve, as a wheel around an axle.
5. v. colloq. To cause to succeed in turn; esp., to cause to succeed some one, or to be succeeded by some one, in office.

WordNet 3.0

1. v. turn on or around an axis or a center
2. v. turn outward
3. v. exchange on a regular basis
4. v. cause to turn on an axis or center
5. v. plant or grow in a fixed cyclic order of succession
6. v. perform a job or duty on a rotating basis