WSA may refer to:
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van der Waals surface area
The Van der Waals surface of a molecule is an abstract representation or model of that molecule, illustrating where, in very rough terms, a surface might reside for the molecule based on the hard cutoffs of Van der Waals radii for individual at ...
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War Shipping Administration
The War Shipping Administration (WSA) was a World War II emergency war agency of the US government, tasked to purchase and operate the civilian shipping tonnage the United States needed for fighting the war. Both shipbuilding under the Maritime Co ...
, part of the US government responsible for building cargo ships in World War II
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Weapon storage area {{unreferenced, date=November 2014
Weapon storage areas (WSA), also known as special ammunition storage (SAS), were extremely well guarded and well defended locations where NATO nuclear weapons were stored during the Cold War era.
In most situatio ...
, a maximum security part of an ammunition depot where nuclear weapons are stored
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West Allerton railway station
West Allerton railway station serves the suburb of Allerton, Liverpool in the north west of England. The station, and all trains serving it, are operated by Northern Trains and it is situated southeast of Liverpool Lime Street on the main line ...
, Liverpool, England (station code)
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Western Sahara Authority
The Baker Plan (formally, Peace Plan for Self-Determination of the People of Western Sahara) is a United Nations initiative to grant self-determination to Western Sahara. It was intended to replace the Settlement Plan of 1991, which was further ...
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Western Soccer Alliance
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Western Sydney Airport, an international airport currently under construction
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Wilderness study area
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Windows Socket API
In computing, the Windows Sockets API (WSA), later shortened to Winsock, is an application programming interface (API) that defines how Windows network application software should access network services, especially TCP/IP. It defines a standar ...
, Microsoft's implementation of Berkeley sockets
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Windows Subsystem for Android, a compatibility layer for Android apps in Windows 11
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Women's Squash Association
The Women's Squash Association (WSA) was the governing body for the women's professional squash circuit between 2011 and 2014. It was based in London, England. The body operated in a similar fashion to the WTA for tennis. The WSA World Tour inv ...
, the governing body for the women's professional squash circuit and the women's world rankings
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Worker Student Alliance
The Worker Student Alliance (WSA) in the United States was the section of Students for a Democratic Society led by the Progressive Labor Party. The WSA argued that the best way to build a movement in the working class, like SDS wanted, was for st ...
, a division of Students for a Democratic Society, sometimes referred to as SDS-WSA
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Workers' Solidarity Alliance
Workers' Solidarity Alliance (WSA) is an American anti-capitalist, anti-authoritarian group designed to help establish member-managed organizations in the workplace and community. It was founded in 1984, created from an existing network of group ...
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World Service Authority
The World Service Authority (WSA), founded in 1953 by Garry Davis, is a non-profit organization that claims to educate about and promote "world citizenship", "world law", and world government. It is best known for selling unofficial fantasy do ...
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World Summit Award
The World Summit Awards (WSA) is an awards system that selects and promotes local digital innovation to improve society. WSA is an international platform focused on broadcasting cutting-edge examples of how Information and Communications Technol ...
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WSA Process, Wet gas Sulphuric Acid is a Wet Catalysis Process
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Web Services Addressing
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United Nations World Summit Awards
The World Summit Awards (WSA) is an awards system that selects and promotes local digital innovation to improve society. WSA is an international platform focused on broadcasting cutting-edge examples of how Information and Communications Technol ...
{{disambiguation