broad gauge

a width, between the rails of a railroad, greater than standard gauge (56.5 in, or 143.5 cm)

Related Forms:

See broad gauge in American Heritage Dictionary 4

noun
  1. A distance between the rails of a railroad track that is greater than the standard width of 56 1/2 inches (143.5 centimeters).
  2. A locomotive, car, or railway line of this gauge.

adjective
  1. Having a broad gauge. Used of a railroad track.
  2. Informal Having a wide scope: broad-gauge criticism.

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