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lethargy

   Also found in: Dictionary/thesaurus, Medical, Legal, Wikipedia, Hutchinson 0.06 sec.
lethargy
an abnormal lack of energy, esp as the result of a disease

lethargy [′leth·ər·jē]
(medicine)
A morbid condition of drowsiness or stupor; mental torpor.
(nucleonics)
A measure of the energy which has been lost by a neutron, equal to the natural logarithm of the ratio of the initial energy of a neutron to its energy at any given point in the slowing-down process.


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Aroused from his lethargy by the cries and reports, Larsan opened the window of his chamber and called out to us.
Becky roused up from her lethargy of distress and showed good interest in the proceedings.
I heard a slight scraping at the fence, and rousing myself from the lethargy that had fallen upon me, I looked down and saw him dimly, clambering over the palings.
 
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