definition |ˌdefəˈni sh ən|
1 a statement of the exact meaning of a word, esp. in a dictionary.
• an exact statement or description of the nature, scope, or meaning of something : our definition of what constitutes poetry.
• the action or process of defining something.
2 the degree of distinctness in outline of an object, image, or sound, esp. of an image in a photograph or on a screen.
• the capacity of an instrument or device for making images distinct in outline : [in combination ] high-definition television.