Detachment or detached may refer to:

• Single-family detached home, a structure maintained and used as a single dwelling unit.
• Emotional detachment, in psychology, refers to "inability to connect" or "mental assertiveness"
• Detachment (philosophy), the state of lacking desire or emotional attachment to material things, people or wordly affairs
• Detachment (military), a military unit which has left its parent unit altogether
• Detachment (territory), a concept in international law
• A term used in the United Kingdom for an enclave or exclave
• Detachment fault, geological term associated with large displacements
• Décollement, a geological term for a zone where rock units are detached from each other
• Detachment (film), a 2011 American film
• Detachments (British band), an art rock/electronic group
• Detached objects, objects which have orbits whose perihelia are sufficiently distant from the influence of Neptune so that they are only moderately affected by Neptune.

• Retinal detachment, a disorder of the retina
• Rule of detachment
• Law of detachment