trunk line
English
Noun
trunk line (plural trunk lines)
- (rail transport) A main railway line which usually forms the backbone of a rail network.
- The main line of a canal, from which other sections diverge.
Related terms
- main line
Translations
main railway line
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See also
- trunkline
References
- “trunk line” (US) / “trunk line” (UK) in Oxford Dictionaries, Oxford University Press.