text: Glossary
  The glossary lists acronyms and terms with Army, multi-Service, or joint definitions,
  and other selected terms. Where Army and joint definitions are different, (Army)
  follows the term. Terms for which FM 3-90 is the proponent publication (the authority)
  are marked with an asterisk (*). The proponent publication for other terms is listed in
  parentheses after the definition.
  SECTION I – ACRONYMS AND ABBREVIATIONS
  ACM airspace coordinating measure
  ADP Army doctrine publication
  AMD air and missile defense
  AO area of operations
  ATP Army techniques publication
  AR Army regulation
  BCT brigade combat team
  BHL battle handover line
  BP battle position
  C2 command and control
  CASEVAC casualty evacuation
  CBRN chemical, biological, radiological, and nuclear
  CFL coordinated fire line
  COA course of action
  COP common operational picture
  DA Department of the Army
  DLIC detachment left in contact
  DOD Department of Defense
  DODD Department of Defense Directive
  EA engagement area
  EMS electromagnetic spectrum
  EPW enemy prisoner of war
  FCL final coordination line
  FEBA forward edge of the battle area
  FLOT forward line of own troops
  FM field manual
  FPF final protective fire
  FPL final protective line
  FSCL fire support coordination line
  FSCM fire support coordination measure