block system

noun

Railroads.

1. a series of consecutive blocks.

2. a system of blocks and block signals for controlling train movements.

Word History and Origins

Origin of block system¹

First recorded in 1860–65

Example Sentences

But people we spoke to have described struggling to get online to access the system, as well as finding the block system difficult to understand, notwithstanding the errors.

Read more on BBC

The vast majority made reference to the master block system.

Read more on BBC

BBC analysis has also found the IDF's block system overall was used inconsistently.

Read more on BBC

We have focused our analysis on warnings issued since 1 December, which is when the IDF launched its block system as a way of providing more precise instructions than previously, after coming under international pressure.

Read more on BBC

Vernon, Iowa, student exposure to infection is naturally limited by the school’s “block” system of classes, in which students study one subject at a time in groups of 15 for periods of three and a half weeks.

Read more on New York Times