Keywords: gears, machine, motor, engine, engineer, engineering
As a Noun
A device or system which controls the rate at which energy is converted into motion. It usually consists of moving wheels and levers which fit together. English = gears.
A piece of equipment which uses electricity or power from an engine, especially one that has gears. English = machine.
Part of a machine that uses electricity or fuel to produce movement, so that the machine can work. English = motor, engine.
A skilled person who uses scientific knowledge to design and construct machinery, electrical devices, or roads and bridges; the skill itself. English = engineer; engineering.
As a Verb or Adjective
Of a motor, engine or gears, to turn over, to operate correctly.