PSD
From Free net encyclopedia
PSD can be:
- Photoshop Document, the default file extension of the proprietary file format of Adobe Photoshop. It allows for Adobe Photoshop formatting (Layers, DropShadows, etc) and is compatible with a variety of Adobe software such as InDesign
- Partido Social Democrata, (Portuguese for Social democratic party), the main opposition party in Portugal. For more information on the PSD political party, see Partido social democrata
- Partidul Social Democrat, (Romanian for Social democratic party), the largest opposition party in Romania, or its predecessor of the same name. For more information, see Partidul Social Democrat and Romanian Social Democratic Party (defunct).
- an abbreviation for the personal storage device, small hard drives designed to copy digital photographs from your camera.
- an abbreviation for the postsynaptic density, a specialization of the cytoskeleton at the synaptic junction.
- an abbreviation for power spectral density. This is the abbreviation used by the MATLAB function used to calculate the PSD.
- an abbreviation for positive-semidefiniteness as it relates to matrices.
- an abbreviation for post-traumatic stress disorder, though "PTSD" is more common.
- an abbreviation for position sensitive device or position sensitive detector, a device that measures the one or two-dimensional position of a lightspot.
- an abbreviation for Punch Sport Drink, a drink served to Midshipmen at the United States Naval Academy
- an abbreviation for prevention of significant deterioration. An American environmental program created under the Clean Air Act designed to maintain existing air quality in areas already meeting EPA National Ambient Air Quality Standards.