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noun
A line of track providing a runway for wheels:— He walked along the railroad track.
synonyms: railroad, railway.
is a specific kind of: track.
is a broader term that covers: broad gauge | gantlet | narrow gauge | railroad siding, sidetrack, siding, turnout | standard gauge | switch.
has as a part: crosstie, railroad tie, sleeper, tie | rail, rails, runway, track.
is a part of: line, rail line, railway line.
derivation: railroad | railroad.
Find more on railroad track elsewhere: etymology - rhymes - Wikipedia.
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