(rare, organic chemistry) Any organic compound, in the form of a ring, that has the maximum number of noncumulative double bonds; e.g. benzene or indole.

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, Internet) The distributed database, sometimes including all the supporting hardware or software infrastructure, the Internet uses to translate hostnames into IP addresses and provide other domain-related information.

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

(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.

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.

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

A computer system or set of computer programs used to track and store electronic documents and/or images of paper documents.