[am.ne.sia] n [NL, fr. Gk amnesia forgetfulness, alter. of amnestia] (1786) 1: loss of memory due usu. to brain injury, shock, fatigue, repression, or illness
2: a gap in one's memory
3: the selective overlooking or ignoring of those events or acts that are not favorable or useful to one's purpose or position -- am.ne.si.ac or am.ne.sic adj or n