 a lack of energy or a lack of interest in doing things
The definition of lethargy is drowsiness or a lack of energy. An example of lethargy is how someone would feel after taking a sedative. (November 2014). Lethargy is defined as a state of tiredness, weariness, fatigue, or lack of energy. It can be accompanied by depression, decreased motivation, or apathy. Lethargy can be a normal response to inadequate sleep, overexertion, overworking, stress, lack of exercise, or boredom. Full Definition of LETHARGY. 1. : abnormal drowsiness. 2. : the quality or state of being lazy, sluggish, or indifferent. Full Definition of LETHARGIC. 1. : of, relating to, or characterized by laziness or lack of energy: feeling or affected by lethargy: sluggish. 2. : indifferent, apathetic. /ˈlɛθɚʤi/. noun. Learner's definition of LETHARGY. [noncount]. : a lack of energy or a lack of interest in doing things: a lethargic feeling or state. — sometimes used figuratively. Symptoms of the disease include loss of appetite and lethargy. I snapped out of my lethargy and began cleaning the house.
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definition lethargy