n.
Pronunciation: ' la-s ə - ˌ tüd, - ˌ tyüd
Function: noun
Etymology: Middle English, from Latin lassitudo, from lassus weary; probably akin to Old English læt late ― more at LATE
Date: 15th century
1 : a condition of weariness or debility : FATIGUE
2 : a condition of listlessness : LANGUOR
synonyms see LETHARGY