Also found in: Thesaurus, Medical, Encyclopedia.
Related to amentia: pleonasm, sanus


 (ā-mĕn′shə, -shē-ə)
Severe intellectual disability. This term belongs to a classification system no longer in use.

[Latin āmentia, mental derangement, from āmēns, āment-, out of one's mind, mentally deranged : ā-, ab-, out of; see ab-1 + mēns, mind; see men- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Medicine) severe mental deficiency, usually congenital. Compare dementia
[C14: from Latin: insanity, from āmēns mad, from mēns mind]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(eɪˈmɛn ʃə, əˈmɛn-)

severe mental retardation.
[1350–1400; < Latin, =āment-, s. of āmēns mad (ā- a-4 + mēns mind) + -ia -ia]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


1. a congenital condition of low intelligence.
2. a form of temporary insanity. Cf. dementia.
See also: Insanity
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.amentia - extreme mental retardation
backwardness, mental retardation, subnormality, slowness, retardation - lack of normal development of intellectual capacities
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
(14) And while Aquinas recognizes a species of ecstasy associated with "violent passion" (furia) and even "madness" (amentia), the version of ecstasy most relevant to "eucharistic ecstasy" has less to do with any particular kind of experience than with the capacity of the Eucharist not only to "convert" us into Christ, but also to deify or divinize us.
In Paris in 1838, Jean-Etienne Dominique Esquirol offered the first medical classification of mental disease when he made a critical separation between dementia and amentia. He proposed that 'amentia (or idiocy) is not a disease, but a condition in which the intellectual faculties are never manifested; or have never developed sufficiently to enable the idiot to acquire knowledge' (Esquirol 1838:283).
The search words were Parkinson disease, Parkinson's disease, primary parkinsonism, parkinsonism, primary, paralysis agitans, Parkinson's disease, Parkinson dementia complex, apolipoprotein E, apoprotein E, APOE, APO-E, APO E, AD2, LPG, LDLCQ5, dementia, cognition disorders, cognitive defect, dementias, demention, amentia, amentias, case-control study, and cohort studies.
Consequently, the question of 'amentia' or alleged mental deficiency became one of the dominant foci of racial science in Kenya, especially insofar as it pertained to the African population's alleged lack of propensity for civilization via capitalist economic development (e.g.
For example, the MeSH term 'Dementia' (i.e., 'dementia [MeSH]') includes 'dementia' and 'amentia'.