Lĕth'ar-gy1, n.
n. [Fr. léthargie, Pr. litargia, Sp. & It. letargia, Lat. lethargia, Gr. ληθαργία, from λήθαργος, forgetful, from λήθη, forgetfulness, and ἀργός, idle, lazy.]
- Preternatural sleepiness; morbid drowsiness; continued or profound sleep, from which a person can scarcely be awaked.
- Dullness; inaction; inattention.
Europe lay then under a deep lethargy. Atterbury.