RAD has various meanings in the Governmental & Military category. Discover the full forms, definitions, and usage contexts of RAD in Governmental & Military.
Radiation absorbed dose is a unit of measuring absorbed radiation in matter.The Radiation absorbed dose, or rad, is defined as 0.01 joules of energy absorbed per kilogram of matter. The Radiation absorbed dose does not describe any biological effects of the absorbed radiation.
Governmental & MilitaryRadiator is a part of water cooling system, It cools the hot water of engine jacket. A heating unit usually exposed to view within the room or space to be heated; it transfers heat by radiation to objects within visible range and by conduction to the surrounding air, which in turn is circulated by natural convection; usually fed by steam or hot water.
Governmental & MilitaryGeneral name for methods of signalling or communicating through space by electro-magnetic waves
Governmental & MilitaryThat branch of medicine dealing with the diagnostic and therapeutic applications of radiant energy, including x-rays and radioisotopes.
Governmental & MilitaryAcronym for RAdio Detection And Ranging. An electronic system designed to transmit radio signals and receive reflected images of those signals from a 'target' in order to determine the bearing and distance to the 'target'.
Governmental & MilitaryLine from a VOR or NDB. For example, the 180 radial from a VOR represents a line south of that VOR. In a direction directly outward from the center of a circle or sphere or from the axis of a cylinder. The spokes of a wheel, for example, are radial. A magnetic bearing extending from a very high frequency omni-range and/or tactical air navigation station.
Governmental & MilitaryIn optics, the point or object from which light proceeds. 2. In geometry, a straight line proceeding from a given point, or fixed pole, about which it is conceived to revolve. 3. In astronomy, the point in the heavens from which a shower of meteors seems to proceed.
Governmental & MilitaryAn atom or group of atoms that contains one or more unpaired electrons (usually very reactive species)
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