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. 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