RER

English dictionary entry

Meanings

noun
  1. A type of railway system that generally runs from suburbs or satellite towns into a city centre, with a central tunnel or overground corridor with higher speeds and more widely spread stations than a subway or metro.
name
  1. Any of many RER systems in French-speaking countries.
  2. GO Expansion, a project to improve commuter rail in Ontario.

Word forms

RER RERs

Etymology

From French RER, often reinterpreted as "Regional Express Rail".

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