The condition or quality of being completely forgotten: "He knows that everything he writes is consigned to posterity (oblivion's other, seemingly more benign, face)"(Joyce Carol Oates).
The act or an instance of forgetting; total forgetfulness: sought the great oblivion of sleep.
Official overlooking of offenses; amnesty.
[Middle English, from Old French, from Latin oblīviō, oblīviōn-, from oblīvīscī, to forget; see lei- in Indo-European roots.]