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"pertaining to amnesia," 1863; see amnesia + -ic.
"one affected by amnesia," 1913, from amnesia (q.v.).
amnesic am·ne·sic (ām-nē'zĭk, -sĭk)adj. Relating to or affected with amnesia.
amnesiac am·ne·si·ac (ām-nē'zē-āk', -zhē-āk')n. One who is afflicted with amnesia.