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WordReference Random House Unabridged Dictionary of American English © 2024broad′ gauge′, [Railroads.]- Rail TransportSee under gauge (def. 13).
Also,[esp. in technical use,] broad′ gage′. broad-gauge (brôd′gāj′),USA pronunciation adj. - Rail Transportof or pertaining to equipment designed for a railroad having track of a broad gauge:broad-gauge rolling stock.
- of wide scope, application, or experience:broad-gauge efforts to improve the health of our citizens.
Also, broad-gauged. - 1835–45, for an earlier sense
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