n.
A psychological disorder characterized by chronic fatigue and weakness, loss of memory, and generalized aches and pains, formerly thought to result from exhaustion of the nervous system. No longer in scientific use.
neurasthenic neu'ras·then'ic (-thĕn'ĭk) adj. & n.
neurasthenically neu'ras·then'i·cal·ly adv.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.
