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Meaning of Simplon

Sim•plon

Pronunciation: (sim'plon Fr. san&sylpplôn'), [key]
— n.
  1. a mountain pass in S Switzerland, in the Lepontine Alps: crossed by a carriage road constructed 1800–06 on Napoleon's orders. 6592 ft. (2010 m) high.
  2. a tunnel between Switzerland and Italy, NE of the Simplon Pass: longest tunnel in the world. 12 mi. (20 km) long.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.