Yes, wheel is playable
...and is worth 11 points.
Found in the following dictionaries
Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Wheel" Definition
noun
A firework that rotates while burning.
A military maneuver executed in order to change the direction of movement of a formation, as of troops or ships, in which the formation is maintained while the outer unit describes an arc and the inner or center unit remains stationary as a pivot.
A solid disk or a rigid circular ring connected by spokes to a hub, designed to turn around an axle passed through the center.
idiom
At Directing or controlling; in charge.
At Operating the steering mechanism of a vehicle; driving.
verb-transitive
To cause to turn around or as if around a central axis; revolve or rotate.
To provide with wheels or a wheel.
To roll, move, or transport on wheels or a wheel.
verb-intransitive
To fly in a curving or circular course: A flock of gulls wheeled just above the dock.
To roll or move on or as if on wheels or a wheel.
To turn around or as if around a central axis; revolve or rotate.
To turn or whirl around in place; pivot: "The boy wheeled and the fried eggs leaped from his tray” ( Ivan Gold).
verb
To turn on or as if on an axis.
To change direction as if revolving on a pivot.
To move or extend in a circle or curve.
To travel on or as if on or in a vehicle.
To cause to turn on or as if on an axis.
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