Orca is a name for the killer whale, the world's biggest dolphin.
Orca or Orcas may also refer to:
Quintus Valerius Orca (fl. 50s–40s B.C.), Roman praetor and officer under Julius Caesar
Orca Basin, a mini-basin in the northern Gulf of Mexico
Orca Bay (Alaska), a bay near the town of Cordova
Orca gas field, a North Sea gas field
Orca Inlet, serves as an inlet to Prince William Sound from the Gulf of Alaska
Orcas Island, the largest of the San Juan Islands in Washington state
Orcas Island Airport, the correspondent airport of the island
Orcas Village, Washington (sometimes just called Orcas), a community on the island
Sandford Orcas, a village and parish in north west Dorset, England
Fictional characters and vehicles
Orca (comics), a villain in Batman comic books
Orca (.hack), a character in the .hack video game series
Orca (Jaws boat), a fictional fishing vessel in Jaws
Orca (film), a 1977 horror film
Orca (novel), a 1996 fantasy novel by Steven Brust
Orcas (duo), a Pacific Northwest duo
Orca (C-Bo album), 2012
Orca Symphony No. 1, an album by Serj Tankian
"Orca", a song by Deadmau5, as part of his compilation album At Play Vol. 2
Opinion Research Center of Afghanistan
Organization for Respect and Care for Animals, an animal welfare organization
Orca Air, a defunct Egyptian regional airline
Orca Airways, a small scheduled and charter airline based in Vancouver, British Columbia, Canada
Orca Engineering, a Swiss sports car manufacturing company
Orca wetsuits and sports apparel, a New Zealand wetsuit and sports apparel manufacturer
Technology and computing
Online Representations and Certifications Application, a U.S. e-procurement system
Orca, a Windows Installer database editor
Orca (assistive technology), part of the free and open source GNOME desktop environment
ORCA (Quantum Chemistry Program)
Orcas, the codename for Visual Studio 2008
Oscillation Research with Cosmics in the Abyss, part of the KM3NeT neutrino telescope
Project ORCA, a Get Out The Vote application created by Mitt Romney's 2012 U.S. presidential campaign
Orca (supercar), a Swiss supercar
ORCA Card, a smart card for public transit in the central Puget Sound region of Washington State, USA
Orca-class patrol vessel, a class of training vessels for the Canadian Navy
USS Orca, several United States Navy ships
Orca (dog), a golden retriever and winner of the PDSA Gold Medal
Orca (disambiguation) Wikipedia (Text) CC BY-SA