Oblivion is defined as the state of being forgotten.
(noun)An example of oblivion is someone’s memory after a bad head injury.
See oblivion in Webster's New World College Dictionary
noun
Origin: OFr < L oblivio < oblivisci, to forget < ob- (see ob-) + (prob.) levis, smooth < IE base *lei-, slippery > lime
See oblivion in American Heritage Dictionary 4
noun
Origin:
Origin: Middle English
Origin: , from Old French
Origin: , from Latin oblīviō, oblīviōn-
Origin: , from oblīvīscī, to forget; see lei- in Indo-European roots
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