Meaning of lethargic in English:


Pronunciation /lɪˈθɑːdʒɪk/

See synonyms for lethargic

Translate lethargic into Spanish


  • Affected by lethargy; sluggish and apathetic.

    ‘I felt tired and a little lethargic’
    • ‘Furthermore, filling up on fatty foods like bacon or cheese makes you tired, lethargic and apathetic.’
    • ‘Over the previous two days he had been feeling increasingly tired, lethargic, polyuric, and thirsty.’
    • ‘As a result, many seemed lethargic and sluggish when it came to taking the game to Brazil in the second half.’
    • ‘If you are confused, lethargic, or have a fever, someone should take you to the hospital.’
    • ‘Her health was poor, although stable, until the morning of admission, when she became disoriented and lethargic.’
    • ‘Is he shaking with rigors, is he awake and alert and comfortable, or is he lethargic?’
    • ‘Most claimed to be fully adherent only on occasions when they felt lethargic or unwell.’
    • ‘However, presentations where a patient is hypo-alert and lethargic may go unrecognised.’
    • ‘The boy was lethargic and confused but seemed to recognise his mother.’
    • ‘If we are too relaxed, we become lethargic, wasteful and languid.’
    • ‘After seemingly endless weeks of constant commotion, they appear listless and lethargic.’
    • ‘They looked tired and lethargic with absolutely none of the sparkle we have associated with them in the past.’
    • ‘I breeze through the Pilates class, where everybody else was tired and lethargic.’
    • ‘He had pneumonia and diarrhoea and was severely anaemic and lethargic.’
    • ‘I got very sick and I had inflammation of the brain, and I was very lethargic.’
    • ‘All of us were suffering from headaches, feeling nauseated and very lethargic.’
    • ‘If the cat is lethargic and his coat is dull and unhealthy looking, this too may be a sign.’
    • ‘Mrs Lewis said she had felt unwell, lethargic, irritable and overweight for many years.’
    • ‘Its rulers could not have been that lethargic, or its diplomacy so tortuous, for it to have survived for such a long period.’
    • ‘While such a form of epilepsy would not feature seizures, the condition can be seen in lethargic children.’
    sluggish, inert, inactive, slow, torpid, lifeless, dull
    View synonyms


Late Middle English via Latin from Greek lēthargikos, from lēthargos ‘forgetful’.