G1098—An item of British military equipment for personal issue

GCHQ—Government Communications Headquarters. British intelligence and security organization responsible for providing signals intelligence (SIGINT) and information assurance to the British Government and Armed Forces

GDP—Gross domestic product

GPMG—General-purpose machine gun

GPS—Global Positioning System

HAHO—High Altitude High Opening. High altitude insertion by parachute

HARM—High Speed Anti-Radiation Missile. Designed to destroy active radar

HEAT—High-explosive anti-tank

HUMVEE—High Mobility Multipurpose Wheeled Vehicle (HMMWV), commonly known as the Humvee, a four-wheel drive military light truck

ICBM—Intercontinental ballistic missile

IED—Improvised explosive device

JFACC—Joint Force Air Component Commander

JFS—Jet fuel starter on F16, single engine multi-role fighter aircraft

JOA—Joint operations area

KGB—Principal intelligence service of the former Soviet Union

LANTIRN—Low Altitude Navigation and Targeting Infrared for Night, a combined navigation and targeting pod system.

LZ—Landing zone for helicopter-borne forces

MA—Military assistant. A middle-ranking staff officer to a senior officer

MEF—Marine Expeditionary Force

MI6—Name commonly given to Secret Intelligence Service

MOD—UK Ministry of Defense

MVD—Russian interior ministry controlling internal troops

NAC—North Atlantic Council, the decision-making body of NATO

NATO—North Atlantic Treaty Organisation

NATO Sec Gen—NATO Secretary General, invariably a distinguished international figure who is responsible for leading the North Atlantic Council

NDCC—National Defense Control Center. Russian principal military command center

NRF—NATO Response Force

NSA—National Security Agency. US intelligence agency responsible for global monitoring, collection, and processing of information and data for foreign intelligence

“O” Group—Orders group. Conference at which military commander issues orders to immediate subordinates in the chain of command.

ODA—Operational Detachment Alpha. 12-man basic unit of US Special Operations Forces

OTT—Over the top, as in excessive

PJHQ—Permanent Joint Headquarters at Northwood in Middlesex, England

PM—UK Prime Minister

PR—Public relations

PRR—Personal role radio

PSO—Principal staff officer to a very senior officer

PVR—Premature Voluntary Release

RNZS—Russkiy Narodov Zaschita Sila, or Russian People’s Protection Force, a fictional militia

ROE—Rules of engagement

RV—Rendezvous point

SA80 A2LA85—British army’s standard infantry rifle

SACEUR—Supreme Allied Commander Europe, NATO’s strategic commander

SAM—Surface-to-air missile

SAS—Special Air Service. UK Special Forces

SBS—UK (principally maritime) Special Forces

SEALs—US Navy’s primary Special Operations Forces

SF—Special Forces. UK term for special operations forces

SHAPE—Supreme Headquarters Allied Powers Europe, NATO’s strategic headquarters

SIGINT—Signals intelligence

siloviki—Russian term denoting politicians with a background in military or security services. Much favored by the Russian president.

SIS—Secret Intelligence Service. British foreign intelligence agency

SNMCMG—Standing NATO Mine Countermeasures Group

SOF—Special operations forces

Sonar—Sound Navigation and Ranging. A technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, communicate with, or detect objects on or under the surface of the water, such as other vessels.

SOP—Standard operating procedures