Definition of "Lethargy" :
noun: inactivity; showing an unusual lack of energy
noun: weakness characterized by a lack of vitality or energy
noun: a state of comatose torpor (as found in sleeping sickness)
noun: inactivity; showing an unusual lack of energy
noun: weakness characterized by a lack of vitality or energy
noun: a state of comatose torpor (as found in sleeping sickness)