steam locomotive(n = noun.artifact) - a locomotive powered by a steam engine;
is a kind of engine, locomotive, locomotive engine, railway locomotive
has parts: firebox, steam engine

diesel locomotive, diesel-electric locomotive, diesel-hydraulic locomotive, electric locomotive, live steam, locomotive, locomotive engine, locomotive engineer, railway locomotive, steam, steam bath, steam boiler, steam chest, steam clean, steam coal, steam engine, steam fitting, steam heat, steam heating, steam iron, steam line, steam organ, steam pipe, steam room, steam shovel, steam turbine, steam up, steam whistle, tank locomotive