definition of
lassitude

[1] #1 lassitude n. [lethargy, sluggishness] a state of comatose torpor (as found in sleeping sickness). wn

[2] #2 lassitude n. [languor, listlessness] a feeling of lack of interest or energy. wn

[3] #3 lassitude n. [inanition, lethargy, slackness] weakness characterized by a lack of vitality or energy. wn