definitions
  • synonyms

amnesia

[ am-nee-zhuh ]
/ æmˈni ʒə /
|
SEE MORE SYNONYMS FOR amnesia ON THESAURUS.COM

noun

loss of a large block of interrelated memories; complete or partial loss of memory caused by brain injury, shock, etc.

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RELATED WORDS

amnesic

Nearby words

ammophilous, ammunition, amn, amn't, amne machin shan, amnesia, amnesiac, amnesic, amnestic, amnestic aphasia, amnestic syndrome

Origin of amnesia

1780–90; < New Latin < Greek amnēsía, variant of amnēstía oblivion; perhaps learnedly formed from mnē-, stem of mimnḗskesthai to remember (cf. mnemonic) + -s- + -ia -ia. See amnesty
Related formsam·nes·tic [am-nes-tik] /æmˈnɛs tɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for amnestic

  • Key actions: Thinking fond, amnestic thoughts about the last snow day.

    So You Are Enduring a Temporarily Paralyzing Winter Storm|Kelly Williams Brown|February 15, 2014|DAILY BEAST

British Dictionary definitions for amnestic

amnesia

/ (æmˈniːzjə, -ʒjə, -zɪə) /

noun

a defect in memory, esp one resulting from pathological cause, such as brain damage or hysteria
Derived Formsamnesiac (æmˈniːzɪˌæk) or amnesic (æmˈniːsɪk, -zɪk), adjective, noun

Word Origin for amnesia

C19: via New Latin from Greek: forgetfulness, probably from amnēstia oblivion; see amnesty
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for amnestic (1 of 2)

amnestic

[ ăm-nĕstĭk ]

adj.

Amnesic.

n.

An agent that causes amnesia.

Medicine definitions for amnestic (2 of 2)

amnesia

[ ăm-nēzhə ]

n.

The loss or impairment of memory.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for amnestic

amnesia

[ ăm-nēzhə ]

Partial or total loss of memory, usually caused by brain injury or shock.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Culture definitions for amnestic

amnesia

[ (am-nee-zhuh) ]

A loss of memory, especially one brought on by some distressing or shocking experience.

Note

A common variant is selective amnesia; the term is applied to public officials who, when questioned about alleged wrongdoing, profess that they cannot remember.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.