fə(r)ˈgetfəl also fȯ(r)ˈ- adjective
Etymology: Middle English forgetful, foryetful, from forgeten, foryeten + -ful
1. : apt to forget : having a poor memory
he was so forgetful that he constantly missed appointments
2. : characterized by or indulging in heedless or negligent failure to remember or pay attention
forgetful of her responsibilities
3. : inducing oblivion : causing an end to awareness or consideration
lulled by forgetful sleep
Synonyms:
oblivious , unmindful : forgetful may describe a tendency not to remember through defective memory; it may imply a negligent or heedless failure to keep in mind something that should be remembered
so forgetful as to be duped into making “deals” at the expense of our allies — F.D.Roosevelt
oblivious may suggest a failure to notice, an inability to remember due to exterior forces or conditions, or a determination to hold from one's cognition; the word is sometimes a synonym of unconscious and unaware
those who hope to render themselves, through absorption in the mere habit and technique of writing poetry, oblivious to the harsh interruptions of reality — C.D.Lewis
I was often seasick but that semicomatose condition has its advantage — it makes one oblivious to danger — Herbert Hoover
he is oblivious of all distractions when he is wrapped up in his work — E.J.Kahn
unmindful may be close to forgetful; it may suggest inattention and heedlessness; it may indicate deliberate purposive ignoring and thrusting from the mind
totally unmindful of their mutual dependence — American Guide Series: Minnesota
we sat about unmindful of the winds and the snow — H.A.Chippendale