Meaning of Three Mile Island

Three' Mile" Is'land

Pronunciation: [key]
  1. an island in the Susquehanna River, near Middletown, Pennsylvania, SE of Harrisburg: scene of a near-disastrous accident at a nuclear plant in 1979 that raised the issue of nuclear-energy safety.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.