English Lexicon

Debriefer

/diːˈbriː.fər/
nounCEFR C1 (Advanced)Top #18500 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A person who conducts a structured interview or interrogation to obtain useful information from someone returning from a mission, project, or sensitive assignment.

    "The intelligence debriefer asked detailed questions about the covert operation."
  2. 2

    A professional who leads a post-event review or psychological support session to process a stressful or traumatic experience.

    "The crisis debriefer helped the rescue team process the emotional impact of the emergency response."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the verb 'debrief', combining the prefix 'de-' (from Latin 'de-', meaning down, off, or away) with 'brief' (from Old French 'bref', ultimately from Latin 'brevis', meaning short). The agent suffix '-er' was added in the mid-20th century, emerging prominently during World War II within military intelligence contexts to designate a person who systematically questions individuals returning from a mission or assignment.

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