DECLINE v. 2 definitions
ver or hang down, as from weakness, weariness, despondency, etc.; to condescend. "With declining head." Shak. He . . . would decline even to the lowest of his family. Lady Hutchinson. Disdaining to decline, Slowly he falls, amidst triumphant cries. Byron. The ground at length became broken and declined rapidly. Sir W.…
EPITHELIUM n.
The superficial layer of cells lining the alimentary canal and all its appendages, all glands and their ducts, blood vessels and lymphatics, serous cavities, etc. It often includes the epidermis (i. e., keratin-producing epithelial cells), and it is sometimes restricted to the alimentary canal, the glands and their app…