- 1[uncountable] the state of not being involved in something in an emotional or personal way He answered with an air of detachment. She felt a sense of detachment from what was going on. opposite involvement
- 2[uncountable] (approving) the state of not being influenced by other people or by your own feelings In judging these issues a degree of critical detachment is required.
- 3[countable] a group of soldiers, ships, etc. sent away from a larger group, especially to do special duties a detachment of artillery
- 4 [uncountable] the act of detaching something; the process of being detached from something to suffer detachment of the retina