RAS
[1] Reliability, Availability, and Serviceability / Reliable, Available And Serviceable[2] File Name Extension für Sun-Rasterformat-Bitmaps (unüblich)
[3] Reactor Analysis and Safety (->""IEEE" Standard Dictionary")
[4] Royal Astronomy Society (->"Penguin Dictionary of Astronomy")
[5] Random Access Storage
[6] Reader Admission System (UK)
[7] Russian Academy of Sciences ( http://www.ras.ru/ )
[8] Remote Access Service
[9] Rasht, Iran - internationale Fughafen-Kennung
[10] Remote Access Server