Eczema is a term for a group of medical conditions that cause the skin to become inflamed or irritated. The most common type of eczema is known as atopic dermatitis, or atopic eczema.
Definition. A computer is a programmable electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations, all under the control of software.
Definition of icon for English Language Learners. 1  computers : a small picture on a computer screen that represents a program or function. : 2  a person who is very successful and admired. : 3  a widely known symbol.