lack of intellectual development; imbecility; severe mental retardation.
Origin of amentia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for amentia
Historical Examples of amentia
Amentia shows itself negatively and passively; dementia, positively and energetically.Dderlein's Hand-book of Latin Synonymes
Word Origin for amentia
C14: from Latin: insanity, from āmēns mad, from mēns mind
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
"mental deficiency," late 14c., from Latin amentia "madness," from amentem "mad," from a- "away from" + mentem "mind" (see mind (n.)).
Online Etymology Dictionary, © 2010 Douglas Harper
Insufficient mental development or functioning.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.