De-Escalation: The use of communication or other techniques during an encounter to stabilize, slow, or reduce the intensity of a potentially violent situation without using physical force, or with a reduction in force.
– Department of Homeland Security
Policy Statement 044-05
https://www.cisa.gov/sites/default/files/2022-11/De-Escalation_Final%20508%20%2809.21.21%29.pdf