Definition of amnesia
1
: loss of memory due usually to brain injury, shock, fatigue, repression, or illness
2
: a gap in one's memory
3
: the selective overlooking or ignoring of events or acts that are not favorable or useful to one's purpose or position
- … Americans seemed to develop a willful forgetfulness about the nation's longest military conflict, an amnesia that lasted for nearly a decade.
- —Alan Brinkley
