[1] : The Collaborative International Dictionary of English v.0.48

oblivion \obliv"ion\, n. l. oblivio, akin to oblivisci to
   forget: cf. of. oblivion.
   1. the act of forgetting, or the state of being forgotten;
      cessation of remembrance; forgetfulness.
      1913 webster

            second childishness and mere oblivion. --shak.
      1913 webster

            among our crimes oblivion may be set. --dryden
      1913 webster

            the origin of our city will be buried in eternal
            oblivion.                             --w. irving.
      1913 webster

   2. official ignoring of offenses; amnesty, or general pardon;
      as, an act of oblivion. --sir j. davies.
      1913 webster

   syn: see forgetfulness.
        1913 webster
see also:
forgetfulness 

[2] : WordNet (r) 2.0

oblivion
     n 1: the state of being disregarded or forgotten syn: limbo
     2: total forgetfulness; "he sought the great oblivion of sleep"
        syn: obliviousness
see also:
limbo obliviousness 

[3] : Moby Thesaurus II by Grady Ward, 1.0

95 moby thesaurus words for "oblivion":
   ko, lethe, abandon, absentmindedness, anonymity, blackness,
   blackout, blank mind, blankmindedness, blankness, calm of mind,
   careless abandon, carelessness, casualness, catalepsy, catatonia,
   catatony, coma, cursoriness, darkness, decay of memory, disregard,
   disregardfulness, easiness, emptiness of mind, empty-headedness,
   extinction, faint, fallow mind, fatuity, foolishness,
   forgetfulness, forgetting, forgiveness, grayout, hastiness,
   hazy recollection, heedlessness, inanity, inconsiderateness,
   inconsideration, indifference, insensibility, insensibleness,
   insouciance, kayo, knockout, lack of foresight, laziness, lethe,
   limbo, lipothymia, lipothymy, mental blankness, nepenthe, nihility,
   nirvana, nirvana principle, nothingness, obliteration,
   obliviousness, obscurity, offhandedness, passivity,
   perfunctoriness, quietism, recklessness, regardlessness,
   semiconsciousness, senselessness, short memory, sleep, sprezzatura,
   stupor, swoon, syncope, tabula rasa, tactlessness, thoughtfreeness,
   thoughtlessness, tranquillity, unawareness, unconsciousness,
   unheedfulness, unintelligence, unmindfulness, unpreparedness,
   unreadiness, unsolicitousness, unsolicitude, unthinkingness,
   vacancy, vacuity, void, waters of oblivion

[4] : THE DEVIL'S DICTIONARY ((C)1911 Released April 15 1993)

oblivion, n.  the state or condition in which the wicked cease from
struggling and the dreary are at rest.  fame's eternal dumping ground. 
cold storage for high hopes.  a place where ambitious authors meet
their works without pride and their betters without envy.  a dormitory
without an alarm clock.

Oblivion >> O Words
Oblivion, definition of term: Oblivion
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