noun
: any of various diseases or abnormal states marked by changes in connective tissue presumably involving destruction of collagen (as rheumatoid arthritis, rheumatic fever, or scleroderma)
noun
: any of various diseases or abnormal states marked by changes in connective tissue presumably involving destruction of collagen (as rheumatoid arthritis, rheumatic fever, or scleroderma)
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012