Globus cruciger , a hand-sized sphere over which the Christian cross is set
* Sovereign's Orb , one of the best known Crown Jewels of the United Kingdom
Castlewood Orb Drive , a 3.5-inch removable hard disk drive
Orb (river) , empties into the Golfe du Lion in southern France
Bad Orb , a town in Hessen state, Germany
Orbs (band) , a rock band featuring members of Between the Buried and Me and Fear Before
Orb Publications , an Australian publishing company
* Orb Speculative Fiction , also known simply as Orb , an Australian speculative fiction magazine
Spider#Orb webs|Orb web , a type of spider web
ORB as an initialism
ORB is an acronym or abbreviation for:
O.R.B: Off-World Resource Base , a computer game developed and published by Strategy First, Inc.
Object request broker , a distributed computing concept
Opinion Research Business , an independent polling agency located in London, which, among many other surveys, conducted one that came to the conclusion that over a million Iraqis died between 2003 and 2007 due to violence - see ORB survey of Iraq War casualties
Occasional Recuperational Break , an entitlement for staff of the United Nations serving in hardship locations
Örebro (Örebro/Bofors Airport), the three-letter airport code for the town in central Sweden
Organic radical battery , a battery to run a PC during power interruption under development at NEC Corporation
Ostdeutscher Rundfunk Brandenburg , a former German public broadcaster