steam power

steam power (uncountable)

1. Power derived from water heated into steam, usually converted to motive power by a reciprocating engine (a steam engine) or turbine (a steam turbine).

   The pistons are driven by steam power.

2. A means of transportation, or heavy equipment, based on such power, especially steamboats, steamships, or steam trains.

   Before the diesel locomotive, steam power was king.

• fluid power, solar power, water power, wind power

• steam-powered

• steamer, steamboat, steam locomotive, steamship, steam shovel, steam train, tramp steamer

• pomewaters