to describe the meaning of something, esp. a word, or to explain something more clearly so that it can be understood: How would you define “ jaded ”? define verb [T] (SHOW) to show clearly the edge or shape of something: The dark figures are sharply defined on the white background.

How to Use define in a Sentence define verb Definition of define Synonyms for define That fence defines the far edge of the property. She believes that success should be defined in terms of health and happiness. The government study seeks to define urban poverty.

Examples of Definition in a sentence Before spelling the word, the spelling bee contestant asked for an explanation of the definition. Looking up the definition of a word can help you understand its true meaning. The thesaurus will not give you the definition of a word, but it will provide you with a synonym that has a similar meaning.