Tornado Alley (PROG)

[F6]

göt·ter·däm·mer·ung or Göt·ter·däm·mer·ung (g¼t”…r-d²m“…-r¾ng”, g÷t”…r-dµm“…-r‹ng”) n. A turbulent ending of a regime or an institution: “The nation had been flirting with forms of götterdämmerung, with extremes of vocabulary and behavior and an appetite for violent resolution” (Lance Morrow). [After Götterdämmerung, an opera by Richard Wagner : German Götter-, genitive pl. of Gott, god (from Middle High German got, from Old High German; see gheu(…)- below) + German Dämmerung, twilight (from Middle High German dëmerunge, from Old High German demerunga, from demar, twilight).]
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gheu(…)-. Important derivatives are: god, giddy.
gheu(…)-. To call, invoke. Suffixed zero-grade form *ghu-to-, “the invoked,” god. a. GOD, from Old English god, god; b. GIDDY, from Old English gydig, gidig, possessed, insane, from Germanic *gud-igaz, possessed by a god; c. GöTTERDäMMERUNG, from Old High German got, god. a, b, and c all from Germanic *gudam, god. [Pokorny ªhau- 413.]

-- from the American Heritage Dictionary (some of the pronunciation symbols don't copy correctly)