Three Mile Island

English

Proper noun

Three Mile Island

  1. An island of Londonderry Township, Dauphin County, Pennsylvania, United States, on Lake Frederick, Susquehanna River; the site of a nuclear power plant accident in 1979.
  2. A nuclear power plant located on the island; the site of a nuclear accident in 1979.
    Hyponym: Crane Clean Energy Center
  3. A nuclear reactor core partial meltdown in 1979, at the nuclear power plant's reactor unit 2
    Coordinate terms: Chernobyl, Fukushima, China syndrome
  4. An island of the town of Meredith, Belknap County, Lakes Region, New Hampshire, United States, on Lake Winnipesaukee.

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Noun

Three Mile Island (plural Three Mile Islands)

  1. An informal unit of measurement for a nuclear disaster, equivalent to that of the incident in 1979 in Pennsylvania
    Coordinate terms: Chernobyl, Fukushima