grid-north base line

grid north (GN)

grid north

grid-north angle

base junction; rotary collector ring (box); rotary base junction (of a tank); rotary connection; slip ring; traverse rotary base junction

grid zone / grid-zone

grid zone designation / Grid Zone Designator

JAN grid / Joint Army-Navy grid

deployment line; line of deployment (LD); line of departure

grid line

defense industrial base / military-industrial base

naval base; naval operating base

Alliance (North Atlantic Treaty Organization)

compass north

magnetic north (MN)

north

North American Aerospace Defense Command (NORAD)

North American Air Defense Command

North Atlantic Council (NAC)

North Atlantic Council Initiating Directive (NID)

North Atlantic Treaty

North Atlantic Treaty area

North Atlantic Treaty Organization (NATO); Alliance

true north (TN)

Washington Treaty (North Atlantic Treaty)

North Atlantic Assembly (NAA)

difference North

North Atlantic Fella Organization (NAFO)

north reference direction of geographical meridian

CRINK (China, Russia, Iran, North Korea) / Axis of Upheaval

base line of bullet

wing base line (WBL)

target area base line