Definition of block system in English:

block system

Line breaks: block sys¦tem

noun

  • A system of railway signalling which divides the track into sections and allows no train to enter a section that is not completely clear.
    More example sentences
    • He describes the first electrical equipment as well as the progressive adoption of electro-semaphore signalling and the organisation of the block system.
    • Electricity was also used by the block system of signalling, to keep trains apart.
    • The most used sections now use a variation of the moving block system, which means traffic is defined by trains, not by blocks, so trains can be closer and run more often.

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Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody