Any electronic navigation system which uses space satellites as radio signal sources and position references. / A satellite network used for implementing such a system.

Any assemblage of equipment used to generate, store and distribute electrical power on board a satellite or spacecraft

(computing) A computer software system for organizing and facilitating collaborative creation of documents and other content, especially for loading to a website

(neuroanatomy) One of the divisions of the autonomic nervous system, based between the brain and the spinal cord, that slows the heart and relaxes muscles.

(computing) The tool used by an operating system (OS) to administrate addition, removal and upgrade of software applications. Examples of package management systems on different OSes are: Linux: RPM; Solaris: pkgadd; HP-UX: SD-UX; Debian: apt-get; Win32: Windows Installer.

plural of package management system

plural of central nervous system

(neuroanatomy) The part of the autonomic nervous system that raises blood pressure and heart rate, constricts blood vessels, and dilates the pupils when under stress.

(cartography) A system which enables a mobile receiver to determine its precise location based on signals received from a constellation of US military satellites.

Any system which enables a mobile receiver to determine its precise location based on signals received from satellites such as those of the US military, the Russian GLONASS system, or the proposed Galileo European alternative system.