adj. Characterized by, or pertaining to, debility; weak; debilitating.
the GNU version of the Collaborative International Dictionary of English
adj. Characterized by, or pertaining to, debility; weak; debilitating.
The Century Dictionary and Cyclopedia
Of the nature of asthenia; characterized by or suffering from asthenia or debility; weak.
n. One who is asthenic or physically undeveloped or run down.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. lacking strength or vigor
adj. having a slender physique
Word Usage
"Powerfully depressing emotions, which are called by Kant "asthenic," such as great and sudden sorrow, grief, or fright, have a pronounced effect on the vital functions, at times even causing death."