'Forgetfulness' definitions:

Definition of 'forgetfulness'

(from WordNet)
noun
Tendency to forget
noun
Unawareness caused by neglectful or heedless failure to remember; "his forgetfulness increased as he grew older"

Definition of 'Forgetfulness'

From: GCIDE
  • Forgetfulness \For*get"ful*ness\, n.
  • 1. The quality of being forgetful; prononess to let slip from the mind. [1913 Webster]
  • 2. Loss of remembrance or recollection; a ceasing to remember; oblivion. [1913 Webster]
  • A sweet forgetfulness of human care. --Pope. [1913 Webster]
  • 3. Failure to bear in mind; careless omission; inattention; as, forgetfulness of duty.
  • Syn: Forgetfulnes, Oblivion.
  • Usage: Forgetfulness is Anglo-Saxon, and oblivion is Latin. The former commonly has reference to persons, and marks a state of mind; the latter commonly has reference to things, and indicates a condition into which they are sunk. We blame a man for his forgetfulness; we speak of some old custom as buried in oblivion. But this discrimination is not strictly adhered to. [1913 Webster]

Synonyms of 'forgetfulness'

From: Moby Thesaurus