[ noo r-uh s-thee-nee-uh, nyoo r- ]
/ ˌnʊər əsˈθi ni ə, ˌnyʊər- /


Psychiatry. (not in technical use) nervous debility and exhaustion occurring in the absence of objective causes or lesions; nervous exhaustion.

Origin of neurasthenia

First recorded in 1855–60; neur- + asthenia Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for neurasthenia

British Dictionary definitions for neurasthenia


/ (ˌnjʊərəsˈθiːnɪə) /


an obsolete technical term for a neurosis characterized by extreme lassitude and inability to cope with any but the most trivial tasks

Derived Forms

neurasthenic (ˌnjʊərəsˈθɛnɪk), adjectiveneurasthenically, adverb
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 neurasthenia


[ nur′əs-thēnē-ə ]


A complex of symptoms characterized by chronic fatigue and weakness, loss of memory, and generalized aches and pains.

Related forms

neu′ras•thenic (-thĕnĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.