Turkish bath
steam bath
vapor bath
vapour bath | you sweat in a steam room before getting a rubdown and cold shower |
| steam fitting | care (installation and maintenance) of equipment for ventilating or heating or refrigerating |
| aircraft engine | the engine that powers and aircraft |
| automobile engine | the engine that propels an automobile |
auxiliary engine
donkey engine | (nautical) a small engine (as one used on board ships to operate a windlass) |
bevel gear
pinion and crown wheel
pinion and ring gear | gears that mesh at an angle |
boiler
steam boiler | sealed vessel where water is converted to steam |
calliope
steam organ | a musical instrument consisting of a series of steam whistles played from a keyboard |
| chafing gear | covering (usually rope or canvas) of a line or spar to protect it from friction |
| cooling system engine cooling system | equipment in a motor vehicle that cools the engine |
diesel
diesel engine
diesel motor | an internalombustion engine that burns heavy oil |
differential gear
differential | a bevel gear that permits rotation of two shafts at different speeds, used on the rear axle of automobiles to allow wheels to rotate at different speeds on curves |
| engine | motor that converts thermal energy to mechanical work |
| engine | an instrument or machine that is used in warfare, such as a battering ram, catapult, artillery piece, etc., medieval engines of war |
engine block
cylinder block
block | a metal casting containing the cylinders and cooling ducts of an engine, the engine had to be replaced because the block was cracked |
engineering
engine room | a room (as on a ship) in which the engine is located |
epicyclic train
epicyclic gear train | a system of epicyclic gears in which at least one wheel axis itself revolves about another fixed axis |
| externalombustion engine | a heat engine in which ignition occurs outside the chamber (cylinder or turbine) in which heat is converted to mechanical energy |
fanjet
fan-jet
fanjet engine
turbojet
turbojet engine
turbofan
turbofan engine | a jet engine in which a fan driven by a turbine provides extra air to the burner and gives extra thrust |
fire engine
fire truck | any of various large trucks that carry firemen and equipment to the site of a fire |
first gear
first
low gear
low | the lowest forward gear ratio in the gear box of a motor vehicle, used to start a car moving |
fishing gear
tackle fishing tackle
fishing rig
rig | gear used in fishing |
| foul-weather gear | protective garment that is intended to keep the wearer dry and warm in bad weather |
four-stroke engine
four-stroke internalombustion engine | an internalombustion engine in which an explosive mixture is drawn into the cylinder on the first stroke and is compressed and ignited on the second stroke, work is done on the third stroke and the products of combustion are exhausted on the fourth stroke |
| gas engine | an internalombustion engine similar to a gasoline engine but using natural gas instead of gasoline vapor |
gasoline engine
petrol engine | an internalombustion engine that burns gasoline, most automobiles are driven by gasoline engines |
gear
gear wheel
geared wheel
cogwheel | a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion |
gear paraphernalia
appurtenance | equipment consisting of miscellaneous articles needed for a particular operation or sport etc. |
| gear gear mechanism | a mechanism for transmitting motion for some specific purpose (as the steering gear of a vehicle) |
gearbox
gear box
gear case | the shell (metal casing) in which a train of gears is sealed |
gearing
gear geartrain
power train
train | wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed, the fool got his tie caught in the geartrain |
gearshift
gearstick
shifter
gear lever | a mechanical device for engaging and disengaging gears, in Britain they call a gearshift a gear lever |
| heat engine | any engine that makes use of heat to do work |
high gear
high | a forward gear with a gear ratio that gives the greatest vehicle velocity for a given engine speed |
internalombustion engine
ICE | a heat engine in which combustion occurs inside the engine rather than in a separate furnace, heat expands a gas that either moves a piston or turns a gas turbine |
| ion engine | a type of reaction-propulsion engine to propel rockets in space, a stream of positive ions is accelerated to a high velocity by an electric field |
| jet engine | a gas turbine produces a stream of hot gas that propels a jet plane by reaction propulsion |
| landing gear | an undercarriage that supports the weight of the plane when it is on the ground |
locomotive
engine locomotive engine
railway locomotive | a wheeled vehicle consisting of a self-propelled engine that is used to draw trains along railway tracks |
| pilot engine | a locomotive that precedes a train to check the track |
planetary gear
epicyclic gear
planet wheel
planet gear | an outer gear that revolves about a central sun gear of an epicyclic train |
radial engine
rotary engine | an internalombustion engine having cylinders arranged radially around a central crankcase |
ramjet
ramjet engine
atherodyde
athodyd
flying drainpipe | a simple type of jet engine, must be launched at high speed |
reaction-propulsion engine
reaction engine | a jet or rocket engine based on a form of aerodynamic propulsion in which the vehicle emits a high-speed stream |
| reciprocating engine | an internalombustion engine in which the crankshaft is turned by pistons moving up and down in cylinders |
| reduction gear | gearing that reduces an input speed to a slower output speed |
reverse
reverse gear | the gears by which the motion of a machine can be reversed |
| reversing thermometer | a thermometer that registers the temperature in deep waters |
rocket
rocket engine | a jet engine containing its own propellant and driven by reaction propulsion |
| rotary engine | an internalombustion engine in which power is transmitted directly to rotating components |