KEY IN

become active. A key-in is a moment when the environment around the awake but fatigued or distressed individual is itself similar to the dormant (inactive) engram. At that moment the engram becomes active. —ESTO - Handling Personnel, Part II Approved Glossary, —EM-9 Approved Film Glossary, —E-Meter Reads Film Glossary (EM-9) Approved 25-11-90