debrief

From de- +‎ brief.

• IPA^(key): /diːˈbɹiːf/

• Audio (General American):

  (file)

• Rhymes: -iːf

debrief (third-person singular simple present debriefs, present participle debriefing, simple past and past participle debriefed)

1. (transitive) To question someone after a military mission in order to obtain information (especially intelligence).
   • 2021 March 10, Drachinifel, 24:41 from the start, in Guadalcanal Campaign - The Big Night Battle: Night 1 (IJN 3(?) : 2 USN)‎, archived from the original on 7 November 2022:

     But, for whatever combination of reasons - and, to be fair, he'd been blasted in the face by shrapnel, was probably badly concussed, and, indeed, would actually remember nothing from the battle after he'd been hit when he was later debriefed - aside from two destroyers left behind to help Hiei, the rest of the Japanese forces withdrew north just before 0300 in the morning.

2. (transitive) To question someone, or a group of people, after the implementation of a project, in order to learn from mistakes, etc.
3. (transitive) To inform subjects of an experiment about what has happened in a complete and accurate manner.

• briefed, defiber, defibre, fibered, firebed