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1. Acute lung injury characterized by coughing and rales; inflammation of the lungs which become stiff and fibrous and cannot exchange oxygen; occurs among persons exposed to irritants such as corrosive chemical vapours, ammonia or chlorine etc.
   - adult respiratory distress syndrome, wet lung, white lung, acute respiratory distress syndrome

1. A simple light plough without a mouldboard.
   "Rather than cutting and turning the soil to produce ridged furrows, the ard breaks up a narrow strip of soil and cuts a shallow furrow (or drill), leaving intervening strips undisturbed.";
   - ard plough, scratch plough

Type of: plough [Brit, Cdn], plow [N. Amer], respiratory disease, respiratory disorder, respiratory illness

Encyclopedia: ARDS