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Appendix B
Glossary
Plain-language definitions
B-1.Terms
TermMeaning
AvoidanceSteering away from reminders of trauma. Brings short-term relief and long-term shrinkage.
Behavioral activationScheduling value-driven activity before motivation arrives.
Complex PTSDPTSD after prolonged or repeated trauma, with added struggles in emotion, self-worth and relationships.
DefusionSeeing a thought as a thought rather than a fact or an order.
DissociationFeeling detached from your body, surroundings or time.
ExposureApproaching feared but safe memories or situations until fear decreases.
HyperarousalFight-or-flight state: on edge, startled, irritable.
Moral injuryLasting distress from violating, witnessing violations of, or being betrayed regarding your moral code.
PCL-5A free 20-item PTSD symptom checklist from the VA's National Center for PTSD.
PTSIPost-traumatic stress injury: framing PTSD as an injury that heals.
Stuck pointA belief formed by trauma that keeps you stuck; the target of CPT.
SUDSSubjective Units of Distress Scale: rating distress from 0 to 100.
TriggerA reminder that sets off a trauma response.
Window of toleranceThe zone where you can feel things and still think clearly.
PTSDIY · FM 00-PTSD · Appendix BB