steam generator

English

Noun

steam generator (plural steam generators)

1. (rail transport) a type of boiler fitted in a diesel locomotive or another rail vehicle, which provided steam heating in steam-heated passenger trains that had previously been hauled by steam locomotives.
   • 1959, David P. Morgan, editor, Steam's Finest Hour, Kalmbach Publishing Co., page 8:

     [...] during those ghastly winters of the late 1940's when the smallish steam generators of early diesel passenger units proved inadequate …[...]