The word "Orb", from the Latin orbis 'circle', is another name for a round object, especially a disk or a sphere. The term may also refer to one of the following.

• The Orb in the "Orb and Sceptre" is a type of regalia known as a globus cruciger (Latin: orb cross).
  • The Sovereign's Orb (a globus cruciger) is one of the best known Crown Jewels of the United Kingdom.
• The Orb River empties into the Golfe du Lion in southern France.
• Bad Orb, a town in Hesse, Germany.
• The Orb is a British electronic music band.
• Orb (paranormal) is a phenomenon that can be seen by some people with the naked eye, though more usually are captured on camera, considered by some to be paranormal and by others to be caused by the camera flash reflecting off dust.
• Orb (Charmed) — a magical form of teleportation in the television show Charmed; still in fiction, the verb to orb is used for the same as well as for SF-technology to that effect, as in Stargate SG-1.
• The Tears of the Prophets, religious artefacts in the fictional Deep Space Nine universe, are commonly known as Orbs.
• Orb is the world in which the Way of the Tiger gamebooks are set.
• Orb Union, a nation in Gundam's Cosmic Era timeline.
• Orb is free software that lets you stream your media (pictures, music, videos, and TV) to any device with a web browser official website.
• Orb (video game) is a game for Nintendo's Wii.
• Orb Drive is a 3.5" removable hard disk drive.

ORB is also an acronym or abbreviation for:

• Object request broker, a distributed computing concept.
• The three letter airport code for the Town of Orebro (Örebro/Bofors Airport) in central Sweden.
• Organic radical battery, a battery to run a PC during power interruption under development at NEC Corporation.
• The computer game Off-World Resource Base, developed and published by Strategy First, Inc.
• Ostdeutscher Rundfunk Brandenburg, a former German public broadcaster.

ORBS can be:

• The plural of Orb (a round object, see above), which is used as
  • a euphemism for buttocks (semi-spheres)
  • Orbs are photographic anomalies considered by some to be a form of paranormal phenomena.
• The former ICAO code for Baghdad International Airport