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1.
n. The lava of molten (or previously molten) nuclear fuel resulting from a reactor meltdown. A rather unpleasant material.
Following the meltdown at Springfield Unit I, Mr. Burns hired local schoolchildren at minimum wage to shovel the corium out of the reactor building.
by Carl Willis February 27, 2006
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Words related to corium

chernobyl china syndrome meltdown nuke tmi