chronic /ˈkrɔnik/ adj. 1.(疾病)慢性的：develop a chronic disease 得了慢性病［考句］ The old lady developed a chronic cough which cannot be cured completely in a short time.老太太的咳嗽已发展成慢性的了，短期内很难治愈。2.积习难改的：a chronic drug addict (瘾君子) 吸毒成瘾的人；a chronic complainer 总爱发牢骚的人 3.严重的，坏的：The food was absolutely chronic! 这食物糟糕透了！