Definition of abyss
1a : an immeasurably deep gulf or great space
gazed down into the gaping abyss the ocean's abysses(figurative) a widening abyss between the rich and the poor
b : intellectual or moral depths
an abyss of moral depravity an abyss of despair
2 : the bottomless gulf, pit, or chaos of the old cosmogonies
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Time Traveler for abyss
The first known use of abyss was in the 14th century
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