definition

noun

• 1a statement of the exact meaning of a word, especially in a dictionary: a dictionary definition of the verb
• an exact statement or description of the nature, scope, or meaning of something:our definition of what constitutes poetry
• [mass noun] the action or process of defining something: a question of definition issues of methodology and definition

• 2 [mass noun] the degree of distinctness in outline of an object, image, or sound: the clarity and definition of pictures can be aided by using computer graphics
• the capacity of a device to make images distinct in outline: [in combination]:high-definition television