Noun

(pathology) A condition characterized by extreme fatigue or drowsiness, or prolonged sleep patterns.

* c. 1599 , (William Shakespeare), King Henry IV, Part 2 :

This Apoplexie is (as I take it) a kind of Lethargie , a sleeping of the blood, a horson Tingling.

* 2003 , Amanda Ripley, "At Last, the Pill for Men", Time , 20 Oct 2003:

So in order to avoid unpleasant side effects like lethargy and sexual dysfunction, most recent trials also gave men testosterone supplements.

A state of extreme torpor or apathy, especially with lack of emotion or interest; loosely, sluggishness, laziness.

* Atterbury

Europe lay then under a deep lethargy .

* 1995 , Bruce W Nelan, "Crime and Punishment", Time , 20 Mar 1995:

Yakovlev, one of the architects of the reforms put in place by Mikhail Gorbachev, says he too is "amazed" at the government's lethargy .

* 2008 , Nick Fletcher, The Guardian , 9 May 2008:

The increase in mining stocks helped the FTSE 100 shake off some earlier lethargy and close 9.8 points higher at 6270.8, despite the disappointment of unchanged UK interest rates.

Noun

(-)

The state of being listless; indifference; lethargy.

{{quote-Fanny Hill, part=3 , But every thing must have an end. A motion made by this angelic youth, in the listlessness of going off sleep, replac'd his shirt and the bed-cloaths in a posture that shut up that treasure from longer view.}}