Definition of adust in English:

adust

adjective

archaic
  • 1Scorched; burnt.

    dry, as dry as a bone, bone dry, dried up, dried out, arid, waterless, desiccated, dehydrated, sun-baked, baked, burned, scorched, seared, withered, shrivelled
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  • 2Gloomy; melancholic.

    • ‘His intemperate anger, as a hot passion, heats the choler in his system which ‘becommeth blacke […] dries up and burnes ’, fostering the creation of adust melancholy.’
    • ‘The last two, he says, are particularly dangerous because they cause the humors to turn inward and become adust.’
    despondent, downcast, downhearted, dejected, disconsolate, dispirited, crestfallen, cast down, depressed, disappointed, disheartened, discouraged, demoralized, desolate, heavy-hearted, in low spirits, low-spirited, sad, unhappy, glum, full of gloom, doleful, melancholy, miserable, woebegone, mournful, sorrowful, forlorn, long-faced, fed up, in the doldrums, subdued, wretched, lugubrious, eeyorish, morose, sepulchral, saturnine, dour, mirthless, woeful
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Origin

Late Middle English: from French aduste or Latin adustus ‘burnt’, from adurere, from ad ‘to’ (as an intensifier) + urere ‘to burn’.

Pronunciation

adust

/əˈdʌst/