Definition of detachment in English:


Line breaks: de¦tach|ment
Pronunciation: /dɪˈtatʃm(ə)nt


  • 2 Military A group of troops, aircraft, or ships sent away on a separate mission: a detachment of Marines [mass noun]: the Squadron went on detachment to Malta
    More example sentences
    • The four Kidd-class destroyers will become the flag ships of separate detachments of the task force,’ he said.
    • U.S. Central Command sent a detachment of the Army's 3rd Infantry Division to control the facility's gate.
    • The Japanese garrison, which included two infantry battalions and naval detachments, resisted tenaciously and the islands were not declared secure until 18 May.
    unit, detail, squad, troop, contingent, outfit, task force, crew, patrol, section, formation; squadron, flight, division, platoon, company, corps, regiment, brigade, battalion, force, garrison, legion
  • 2.1A party of people separated from a larger group: a truck containing a detachment of villagers
    More example sentences
    • Already, a detachment of Vanguards was on its way to intercept the Wings.
    • While neither excessive speed nor alcohol was a factor in this crash, police from both detachments were still urging drivers to slow down because of generally poor road conditions.
    • This, of course, does not factor any of the weapons seized by any of the other municipal police forces or any of the RCMP detachments in the Lower Mainland in the same period.


mid 17th century: from French détachement, from détacher 'to detach' (see detach).

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