automatic train control

Fetched 2026-10-26 (cache).

Synonyms: automatic gain control

Antonyms: automatic gain control

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|rail}} A train [[protection]] [[system]] that involves a [[speed]] control mechanism in response to external inputs. For example, a system could effect an [[emergency]] [[brake]] [[application]] if the driver does not react to a [[signal]] at [[danger]].

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