amnesia

play
noun am·ne·sia \am-ˈnē-zhə\

Definition of amnesia

  1. 1 :  loss of memory due usually to brain injury, shock, fatigue, repression, or illness

  2. 2 :  a gap in one's memory

  3. 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

amnesiac

play \-zhē-ˌak, -zē-\ or

amnesic

play \-zik, -sik\ adjective or noun

Recent Examples of amnesia from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'amnesia'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of amnesia

New Latin, from Greek amnēsia forgetfulness, alteration of amnēstia


AMNESIA Defined for English Language Learners

amnesia

play
noun

Definition of amnesia for English Language Learners

  • medical : a condition in which a person is unable to remember things because of brain injury, shock, or illness


AMNESIA Defined for Kids

amnesia

play
noun am·ne·sia \am-ˈnē-zhə\

Definition of amnesia for Students

  1. :  an abnormal and usually complete loss of one's memory


Medical Dictionary

amnesia

play
noun am·ne·sia \am-ˈnē-zhə\

Medical Definition of amnesia

  1. 1:  loss of memory sometimes including the memory of personal identity due to brain injury, shock, fatigue, repression, or illness or sometimes induced by anesthesia a period of amnesia after the wreck

  2. 2:  a gap in one's memory an amnesia concerning her high-school years



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