oblivion /əˈblɪviən
/ ▸ noun [mass noun] 1 the state of being unaware or unconscious of what is happening around one: they drank themselves into oblivion.
▪ the state of being forgotten, especially by the public: his name will fade into oblivion.
▪ destruction or extinction: only our armed forces stood between us and oblivion.
2 Law historical amnesty or pardon. – ORIGIN late Middle English: via Old French from Latin oblivio(n-), from oblivisci ‘forget’.