main track
Railways (chiefly North American )
noun
A line that runs through yards and between stations, and along which scheduled train services operate; an ‘up-and-down’ or ‘running’ line.
Origin
Mid 19th century.
- infectability
- infectable
- infectant
- infectedness
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- infection
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- infectious
- infectious hepatitis
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- infectious necrotic hepatitis
- infectiousness
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- infecundity