Absent Without Leave
AdministrationA status applied to a military member who is absent from their unit, organization, or place of duty without authorization.
Aid Station
MedicalA forward medical facility, typically at battalion level, that provides initial treatment and stabilization before evacuation.
Area of Operations
Operations & TacticsAn operational area defined by the commander within which the unit operates and for which it is responsible.
Authentication
CommunicationA security procedure requiring the communicating party to prove identity, typically using challenge-and-reply code tables.
Brevity Code
CommunicationA code used in military communications to shorten frequently used phrases into single words or short sequences to save transmission time.
Casualty Evacuation
MedicalThe movement of casualties from the point of injury to a medical treatment facility using any available transport.
Chain of Command
Ranks & StructureThe line of authority and responsibility along which orders are passed within a military organization.
Commanding Officer
Ranks & StructureThe officer in command of a military unit, installation, or vessel; responsible for all that the unit does or fails to do.
Executive Officer
Ranks & StructureThe second-in-command of a military unit, directly subordinate to the commanding officer and responsible for day-to-day operations.
Improvised Explosive Device
Weapons & EquipmentA bomb constructed and deployed in ways outside of conventional military action, commonly used by insurgent forces.
Leave and Earnings Statement
AdministrationA monthly document providing military members with a detailed breakdown of pay, deductions, and leave balances.
Load-Bearing Equipment
Weapons & EquipmentHarness and pouches worn by soldiers to carry ammunition, water, and essential field gear during operations.
Medical Evacuation
MedicalThe timely, efficient movement of wounded personnel using dedicated medical platforms, providing en-route medical care.
Net Call
CommunicationA radio transmission made to all stations on a net simultaneously, usually to relay common information or instructions.
Night Vision Goggles
Weapons & EquipmentOptical devices that amplify available light, allowing the user to see in low-light or no-light conditions.
Non-Commissioned Officer
Ranks & StructureAn enlisted member of the armed forces with authority delegated by commissioned officers, typically a sergeant or above.
Non-Judicial Punishment
AdministrationA form of military justice allowing a commanding officer to discipline service members without a court-martial for minor offenses.
Objective Rally Point
Operations & TacticsA covered, concealed position near the objective where units halt, final preparations are made, and accountability is confirmed before an assault.
Officer Candidate School
Ranks & StructureA program that trains and evaluates candidates for commissions as officers in the armed forces.
Patrol Base
Operations & TacticsA position established when a patrol halts for an extended time, providing security and a base for further operations.
Absent Without Leave
Definition
A status applied to a military member who is absent from their unit, organization, or place of duty without authorization.