curtailment

noun

1. The act of curtailing.

   “The railways are fully alive to the position, and are sparing neither effort nor expense to provide more attractive trains and to effect economies, but in such circumstances some curtailment of services is inevitable.”

   “Curtailment was said to be imminent of services on the ex-Caledonian Glasgow-Carlisle main line via Carstairs, also between Glasgow and Lanark and on other ex-C.R. lines in the Glasgow area.”