Look up: GCOS

1. 
   GCOS
   acronym: Global Climate Observing System (WMO, IOC, UNEP, and ICSU)
   Found on http://cdiac.ornl.gov/pns/acronyms.html#
   
   
2. 
   GCOS
   GCOS is a quick-and-dirty clone of System/360 DOS that emerged from GE around 1970. Originally it was called GECOS (the General Electric Comprehensive Operating System). Later it was changed to support primitive timesharing and transaction processing. After the buyout of GE's computer division by Honeywell, the name was changed to General Comprehensive Operating System (GCOS). Other OS groups at Honeywell began referring to it as `God's Chosen Operating System', allegedly in reaction to the GCOS...
   Found on http://www.encyclo.co.uk/nol.php
   
   
3. 
   GCOS
   (operating system) /jee'kohs/ An operating system developed by General Electric from 1962; originally called GECOS (the General Electric Comprehensive Operating System). The GECOS-II operating system was developed by General Electric for the 36-bit GE-635 in 1962-1964. Contrary to rumour, GECOS was not cloned from System/360 [DOS/360?] - the GE-63...
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4. 
   GCOS
   `GCOS` may refer to: *Affymetrix GeneChip Operating Software *Global Climate Observing System *General Comprehensive Operating System, a family of operating systems orientated toward mainframes, originally called GECOS (General Electric Comprehensive Operating Supervisor)
   Found on http://en.wikipedia.org/wiki/GCOS