Portal primarily refers to:

• Portal (architecture), a gate, door, or tunnel.
• Portal (fiction), a magical or technological doorway that connects two distant locations

Portal may also refer to:

Computing

• Enterprise portal, a framework to provide a single point of access to a variety of information and tools
• Portal rendering, an optimization technique in 3D computer graphics
• Portal Software, a company based in Cupertino, California
• Web portal, a site that functions as a point of access to information on the Internet

Entertainment

• Portal (interactive novel), an early interactive novel for personal computers
• Portal (TV series), a series about MMORPGs
• Portal (video game), a 2007 first-person puzzle game produced by Valve Corporation

Music

• Portal (UK band), an ambient/dreampop band from the UK

People

• Antoine Portal, French anatomist, doctor and medical historian
• Charles Portal, 1st Viscount Portal of Hungerford, British Marshal of the RAF and Chief of the Air Staff in World War II
• Michel Portal, French composer, saxophonist, and clarinetist
• Nicolas Portal, French professional road bicycle racer

Places

• El Portal, Florida
• Portal, Georgia
• Portal, North Dakota

Biology

• Hepatic portal vein, a vein that drains blood from the digestive system
• Portal venous system, an occurrence where one capillary bed drains into another through veins

Other

• Portal (comics), a Marvel comic character
• Portal (Magic: The Gathering), a set in the Magic: The Gathering card game
• Portal frame, a construction method
• Portal stones, a type of stone monument

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