maximum takeoff mass (MTOW)

maximum take-off weight / maximum takeoff weight (MTOW)

virtual mass / additional mass

Ad Hoc Steering Group on Weapons of Mass Destruction (NATO)

Alliance Policy Framework on Proliferation of Weapons of Mass Destruction

center mass

center mass hold

critical mass

elimination of weapons of mass destruction

fissile mass

levy in mass (Levée en masse)

mass

mass casualties

mass casualty management

mass decontamination equipment

mass ratio

proliferation of weapons of mass destruction

propellant mass

protection against weapons of mass destruction

supercritical mass / quantity

weapon(s) of mass destruction (WMD)

Weapons of Mass Destruction Centre (NATO)

WMD alarm (weapon of mass destruction)

mass graves

mass consciousness

mass grave site

mass military maneuvers

mass mobilization

mass-focus / fragmentation submunition

mass-focus warhead

elevating mass

vehicle mass

point mass