unmotorized
No engine inside
Unmotorized describes vehicles or equipment that operate without an engine or motor: unmotorized boats, unmotorized wheelchairs.
The term often appears in regulations distinguishing between motorized and human-powered transport: The trail is open to unmotorized traffic only.
Bicycles, canoes, and sailboats are unmotorized.
Requiring direct human manipulation
- pedalFoot-operated lever
- crankRotary operating handle
- leverPivoting bar for lifting
- pulleyGrooved wheel for rope
gear · wind-up · hand-powered · foot-powered · push · treadle · mechanical · kinetic
Pedal-powered two-wheeler
- kayakEnclosed single-person watercraft
- canoeSlender paddled vessel
- rowboatOar-propelled small vessel
- sailboatWind-propelled watercraft
rickshaw · skateboard · scooter · gondola · sled · carriage · horse-drawn · glider
Producing no sound
- silentProducing no sound
- soundlessProducing no audible noise
- hushedReduced to silence
- peacefulFree from disturbance
emission-free · tranquil · undisturbed · serene · gentle
Able to endure long-term
- greenColor of vegetation
- carbon-neutralNet-zero emissions state
- cleanFree of soil
- renewableCapable of restoration
hand-operated
Requiring direct human manipulation
pulley · gear · wind-up · hand-powered · foot-powered · push · treadle · mechanical · kinetic · manual
bicycle
Pedal-powered two-wheeler
sailboat · rickshaw · skateboard · scooter · gondola · sled · carriage · horse-drawn · glider · palanquin
noiseless
Producing no sound
peaceful · emission-free · tranquil · undisturbed · serene · gentle
sustainable
Able to endure long-term
- greenColor of vegetation
- carbon-neutralNet-zero emissions state
- cleanFree of soil
unmotorizedmotorized
Equipped with engine propulsion
motorised · powered · mechanized · self-propelled · automotive
motor, motive, automobile, mobilize, motors, automation, motorist, motorized, motoring