Primary Meanings of wheel

a simple machine consisting of a circular frame with spokes (or a solid disc) that can rotate on a shaft or axle (as in vehicles or other machines)
change directions as if revolving on a pivot
a wheeled vehicle that has two wheels and is moved by foot pedals
ride a bicycle
an instrument of torture that stretches or disjoints or mutilates victims
forces that provide energy and direction
Full Definitions of wheel

n a simple machine consisting of a circular frame with spokes (or a solid disc) that can rotate on a shaft or axle (as in vehicles or other machines)

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balance, balance wheel
a wheel that regulates the rate of movement in a machine; especially a wheel oscillating against the hairspring of a timepiece to regulate its beat
bicycle wheel
the wheel of a bicycle
buffing wheel
a wheel that is covered with soft material
a wheel that has wooden spokes and a metal rim
car wheel
a wheel that has a tire and rim and hubcap; used to propel the car
daisy print wheel, daisy wheel
a wheel around which is a set of print characters that make a typing impression on paper
driving wheel
a wheel that drives a motor vehicle (transforms torque into a tractive force)
cogwheel, gear, gear wheel, geared wheel
a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion
emery wheel, grinding wheel
a wheel composed of abrasive material; used for grinding
a wheel worked by hand
a wheel located under the nose of an airplane that is part of the plane's landing gear
paddle wheel, paddlewheel
a large wheel fitted with paddles and driven by an engine in order to propel a boat
a wheel that has numerous pins that are set at right angles to its rim
potter's wheel
a horizontal rotating wheel holding the clay being shaped by a potter
ratchet wheel
toothed wheel held in place by a pawl or detent and turned by a lever
a small wheel without spokes (as on a roller skate)
roulette, toothed wheel
a wheel with teeth for making a row of perforations
a small spiked wheel at the end of a spur
sprocket, sprocket wheel
thin wheel with teeth that engage with a chain
small wheel or roller
wagon wheel
a wheel of a wagon
water wheel, waterwheel
a wheel that rotates by direct action of water; a simple turbine
water wheel, waterwheel
a wheel with buckets attached to its rim; raises water from a stream or pond
bevel gear, pinion and crown wheel, pinion and ring gear
gears that mesh at an angle
caster, castor
a pivoting roller attached to the bottom of furniture or trucks or portable machines to make them movable
escape wheel
gear that engages a rocking lever
fifth wheel, spare
an extra car wheel and tire for a four-wheel vehicle
mill wheel, millwheel
water wheel that is used to drive machinery in a mill
a water wheel with buckets attached to the rim; used to raise water for transfer to an irrigation channel
a gear with a small number of teeth designed to mesh with a larger wheel or rack
epicyclic gear, planet gear, planet wheel, planetary gear
an outer gear that revolves about a central sun gear of an epicyclic train
rack and pinion
a wheel gear (the pinion) meshes with a toothed rack; converts rotary to reciprocating motion (and vice versa)
spur gear, spur wheel
gear wheels that mesh in the same plane
sun gear
the central gear in an epicyclic train
worm gear
gear consisting of a shaft with screw thread (the worm) that meshes with a toothed wheel (the worm wheel); changes the direction of the axis of rotary motion
worm wheel
gear with the thread of a worm
Type of:
machine, simple machine
a device for overcoming resistance at one point by applying force at some other point

n a handwheel that is used for steering

steering wheel
Type of:
control consisting of a wheel whose rim serves as the handle by which a part is operated

n a circular helm to control the rudder of a vessel

Type of:
steering mechanism for a vessel; a mechanical device by which a vessel is steered

n game equipment consisting of a wheel with slots that is used for gambling; the wheel rotates horizontally and players bet on which slot the roulette ball will stop in

roulette wheel
Type of:
game equipment
equipment or apparatus used in playing a game

v change directions as if revolving on a pivot

“They wheeled their horses around and left”
wheel around
do cartwheels: perform an acrobatic movement using both hands and feet
Type of:
go around, revolve, rotate
turn on or around an axis or a center

v wheel somebody or something

wheel around
Type of:
move something or somebody around; usually over long distances

v move along on or as if on wheels or a wheeled vehicle

roll (a ball)
cause to move round and round
Type of:
go, locomote, move, travel
change location; move, travel, or proceed, also metaphorically

n a wheeled vehicle that has two wheels and is moved by foot pedals

bicycle, bike, cycle
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bicycle-built-for-two, tandem, tandem bicycle
a bicycle with two sets of pedals and two seats
all-terrain bike, mountain bike, off-roader
a bicycle with a sturdy frame and fat tires; originally designed for riding in mountainous country
ordinary, ordinary bicycle
an early bicycle with a very large front wheel and small back wheel
a bicycle that must be pedaled
safety bicycle, safety bike
bicycle that has two wheels of equal size; pedals are connected to the rear wheel by a multiplying gear
any of several early bicycles with pedals on the front wheel
Type of:
wheeled vehicle
a vehicle that moves on wheels and usually has a container for transporting things or people

v ride a bicycle

bicycle, bike, cycle, pedal
ride a unicycle
pedal backwards on a bicycle
Type of:
be carried or travel on or in a vehicle

n an instrument of torture that stretches or disjoints or mutilates victims

Type of:
instrument of torture
an instrument of punishment designed and used to inflict torture on the condemned person

n forces that provide energy and direction

“the wheels of government began to turn”
Type of:
a powerful effect or influence

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