A group is: 1  two or more people who share a common definition and evaluation of themselves and behave in accordance with such a definition. ( 2 Vaughan & Hogg, 2002, p. 200). 3  a collection of people who interact with one another, accept rights and obligations as members and who share a common identity.
acanthosis - an abnormal but benign thickening of the prickle-cell layer of the skin (as in psoriasis) acanthosis nigricans, keratosis nigricans - a skin disease characterized by dark wartlike patches in the body folds; can be benign or malignant. acne - an inflammatory disease involving the sebaceous glands of the skin; characterized by papules or pustules or comedones.
Research related medical symptoms or conditions such as: 1  Healing. 2  Healing symptoms (31 causes). 3  Skin. 4  Skin symptoms (5992 causes). 5  Skin disease. 6  Skin disorder. 7  Skin problem. 8  Skin pain (116 causes).