Underground Railroad Underground Railway | secret aid to escaping slaves that was provided by abolitionists in the years before the American Civil War |
mountain climbing mountaineering | the activity of climbing a mountain |
Kennesaw Mountain | battle of the American Civil War (), Union forces under William Tecumseh Sherman were repulsed by Confederate troops under Joseph Eggleston Johnston |
Rocky Mountain jay Perisoreus canadensis capitalis | a Canada jay with a white head, widely distributed from Montana to Arizona |
alpine salamander Salamandra atra | ovoviviparous amphibian of the Alps |
mountain skink Eumeces callicephalus | frequents oak and pine habitats in rocky mountainous areas of United States southwest and Mexico |
mountain devil spiny lizard Moloch horridus | desert lizard that feeds on ants |
black rat snake blacksnake pilot blacksnake mountain blacksnake Elaphe obsoleta | large harmless shiny black North American snake |
mountain quail mountain partridge Oreortyx picta palmeri | California partridge, slightly larger than the California quail |
Greater Swiss Mountain dog | the largest of the four Swiss breeds |
Bernese mountain dog | large powerful long-haired blackoated Swiss dog with deep tan or russet markings on legs and white blaze and feet and chest marking, formerly used for draft |
cougar puma catamount mountain lion painter panther Felis concolor | large American feline resembling a lion |
mountain beaver sewellel Aplodontia rufa | bulky nocturnal burrowing rodent of uplands of the Pacific coast of North America, the most primitive living rodent |
mountain paca | rodent of mountains of western South America |
mountain chinchilla mountain viscacha | a rodent native to the mountains of Chile and Peru and now bred in captivity |
mountain zebra Equus zebra zebra | narrow-striped nearly extinct zebra of southern Africa |
mountain sheep | any wild sheep inhabiting mountainous regions |
bighorn bighorn sheep cimarron Rocky Mountain bighorn Rocky Mountain sheep Ovis canadensis | wild sheep of mountainous regions of western North America having massive curled horns |
mountain goat Rocky Mountain goat Oreamnos americanus | sure-footed mammal of mountainous northwestern North America |
mountain nyala Tragelaphus buxtoni | shaggy antelope of mountains of Ethiopia |
mountain gorilla Gorilla gorilla beringei | gorilla of Kivu highlands |
Rocky Mountain whitefish Prosopium williamsonii | whitefish of the western United States and Canada |
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) |
cable railway funicular funicular railway | a railway up the side of a mountain pulled by a moving cable and having counterbalancing ascending and descending cars |
car railcar railway car railroad car | a wheeled vehicle adapted to the rails of railroad, three cars had jumped the rails |
cog railway rack railway | railway for steep mountains, a cogwheel on the locomotive engages cogs on a center rail to provide traction |
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 |
diesel-electric locomotive diesel-electric | a locomotive driven by the electric current generated by a diesel engine |
diesel-hydraulic locomotive diesel-hydraulic | a locomotive driven by a hydraulic transmission system powered by a diesel engine |
diesel locomotive | a locomotive driven by a diesel engine |
electric locomotive | a locomotive that is powered by an electric motor |
elevated railway elevated railroad elevated el overhead railway | a railway that is powered by electricity and that runs on a track that is raised above the street level |
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 |
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 |
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 |
heat engine | any engine that makes use of heat to do work |
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 |
line railway line rail line | the road consisting of railroad track and roadbed |