In the study of human social interaction, closure is the perception of a conclusion to a relationship. The uses/meanings of the term are broad. It is often used in the contemporary United States to refer to the conclusion of a non-continuing romantic relationship, particularly in popular culture. See links for some articles.

• Robert Fulford's column about the word "closure" [1]
• Comments on the Concept of Closure [2]
• Sensation and Perception [3]
• Gestalt Therapy / Gestalt Psychology [4]
• Closure: Marketing Applications of Gestalt Psychology [5]
• Sorrow and Closure [6]
• The Three Forms of Closure [7]