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Meaning of Oregon Trail

Or'egon Trail'

Pronunciation: [key]
  1. a route used during the U.S. westward migrations, esp. in the period from 1840 to 1860, starting in Missouri and ending in Oregon. ab. 2000 mi. (3200 km) long.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.