Janney coupler

noun Jan·ney coupler \ˈjanē-\

Definition of Janney coupler

  1. :  a device for coupling railroad cars and locomotives invented in the early 1880s and employed in principle in the standard automatic coupler of today

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Origin and Etymology of janney coupler

after Eli H. Janney †1912 American inventor

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capable of being understood in two ways

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