Oblivion is the state of not being aware of what is happening around you, for example because you are asleep or unconscious. He just drank himself into oblivion
Official ignoring of offenses; amnesty, or general pardon; as, an act of oblivion
emphasis If you say that something is bombed or blasted into oblivion, you are emphasizing that it is completely destroyed. An entire poor section of town was bombed into oblivion
Oblivion is the state of having been forgotten or of no longer being considered important. It seems that the so-called new theory is likely to sink into oblivion. = obscurity