China syndrome

China syndrome

noun
a hypothetical nuclear-reactor accident in which the fuel would melt through the floor of the containment structure and burrow into the earth.

Origin:
1970–75; from the jocular notion that the hot reactor core would pass through to the other side of the earth
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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China syndrome is always a great word to know.
So is zedonk. Does it mean:
the offspring of a zebra and a donkey.
a gadget; dingus; thingumbob.
Dictionary.com's 21st Century Lexicon
Main Entry:  China syndrome
Part of Speech:  n
Definition:  a hypothetical sequence of events following a nuclear reactor meltdown, in which the core melts through its container and deep into the earth
Etymology:  from China's being on the opposite side of the earth from a U.S. nuclear reactor
Dictionary.com's 21st Century Lexicon
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