block system

Fetched 2026-10-26 (cache).

Synonyms: clock system, block systems

Antonyms: clock system, block systems

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|rail}} On [[railway]]s, a system by which the track is divided into sections of three or four miles, and trains are run by the guidance of electric signals so that no train enters a section or block before the preceding train has left it.
2. {{lb|en|maths}} Given a group ''G'' that acts on a set ''X'', a [[partition]] of ''X'' that is ''G''-[[invariant]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.