THAADSee Theater High Altitude Area Defense System.
TheaterThe geographical area outside the continental United States for which a commander of a unified or specified command has been assigned.
Theater AttackAttack on a geographical area outside the continental United States.
Theater Ballistic Missile Defense (TBMD) SystemThe aggregate TMD C3I and TBMD forces that, in total, provide defense against ballistic missile attacks within an overseas theater of operations.
Theater High Altitude Area Defense System (THAAD)A ground-based, air transportable interceptor system that will provide wide area defense capability by intercepting longer-range missiles at higher…
Theater Missile (TM)A theater missile (TM) is a ballistic missile (BM), cruise missile (CM), or air- tosurface guided missile (ASM) whose target is within a theater or which…
Theater Missile Defense (TMD)OBSOLETE. The strategies and tactics employed to defend a geographical area outside the continental United States against attack from short-range…
Theater Missile Defense Council (TMDC)A consultative body for considering TMD family of systems planning and programming issues; chaired by an Assistant to the MDA Deputy for Acquisition/TMD…
Thermal EnergyThe energy developed through the use of heat energy.
Thermal ImageryImagery produced by sensing and recording the thermal energy emitted or reflected from the objects, which are imaged.
Thermal KillThe destruction of a target by heating it, using directed energy, to the degree that structural components fail.
Thermal ManagementTechnologies/techniques associated with the control and management of thermal energy, its generation, dissipation, and recovery.
Thermal RadiationElectromagnetic radiation emitted (in two pulses from a nuclear air burst) from the fireball as a consequence of its very high temperature; it consists…
Thermal X-RaysThe electromagnetic radiation, mainly in the soft (low energy) x-ray region, emitted by the nuclear weapon residue by virtue of its extremely high…
ThermosphereThe atmospheric shell extending from the top of the mesosphere to outer space. It is a region of more or less steadily increasing temperature with height…
Threat CharacterizationAn assessment of the nature, magnitude and intent of an attack in progress.
Threat Corridor (Threat Tube)A tube containing all the objects originating from launch sites and aimed at targets whose spacing is close enough to permit the tube around the object…
Threat ScenarioA hypothetical example of the employment of threat systems against ballistic missile defenses for the purpose of analysis and evaluation of those…
Thresholdthe point a system must cross to enter a new state or condition.
Threshold DefenseA defense strategy that concedes that the target can be destroyed at a price that is not prohibitive, but the presence of the defense is thought to…
Throw WeightAll weight in an interceptor, above the sustainer, which serves as the kill vehicle.
Thrusted Replicas (TREPS)Conical decoys equipped with a miniature rocket device. Generally used to change the decoys optical signature to resemble that of an RV in the reentry…
Time of Flight (Max)The maximum time for a booster or vehicle to perform its function from time of launch.
Time on StationThe time the sensor is in its operating position.
Time Sensitive TargetsThose target requiring immediate response because they pose (or will soon pose) a clear and present danger to friendly forces or are highly lucrative…
Time to StationThe time required to move a sensor to its operating position.
Time-Phased Force and Deployment ListAppendix 1 to Annex A of the operation plan. It identifies types and/or actual units required to support the operation plan and indicates origin and ports…
TIMSTraining Integration Management System (USAF term).
TMA mental technique used to promote relaxation, reduce stress, and improve quality of life. TM is the registered trademark of the Maharishi Foundation Ltd.
TNFA protein made by white blood cells in response to an antigen (substance that causes the immune system to make a specific immune response) or infection.