In science and technology

• Saffir–Simpson Hurricane Scale
• Sea surface height
  Sea surface height
  Sea surface height is the height of the ocean's surface. On a daily basis, SSH is most obviously affected by the tidal forces of the Moon and the Sun acting on the Earth. Over longer timescales, SSH is influenced by ocean circulation. Typically, SSH anomalies resulting from these forces differ...
  
  , the topography of the ocean surface
• Secure Shell
  Secure Shell
  Secure Shell is a network protocol for secure data communication, remote shell services or command execution and other secure network services between two networked computers that it connects via a secure channel over an insecure network: a server and a client...
  
  , a network protocol for remote administration of Unix computers
• Social sciences and humanities
  Humanities
  The humanities are academic disciplines that study the human condition, using methods that are primarily analytical, critical, or speculative, as distinguished from the mainly empirical approaches of the natural sciences....
  
  , a broad field of research
• Suppression subtractive hybridization
  Suppression subtractive hybridization
  Subtractive hybridization is a technology that allows for PCR-based amplification of only cDNA fragments that differ between a control and experimental transcriptome. Differences in relative abundance of transcripts are highlighted, as are genetic differences between species...
  
  , genetic technique to show differentially expressed genes

Organizations

• SSH Communications Security
  SSH Communications Security
  SSH Communications Security' is a Finnish company that is based in Helsinki and was founded by Tatu Ylönen in 1995. It is known as the original developer of the Secure Shell protocol and it currently has about 55 employees. The company's current CEO is Tatu Ylönen...
  
  , a Finnish company that developed the Secure Shell protocol
• Secondary State Highways, branches of Primary State Highways in Washington from 1937 to 1964
• Sharm el-Sheikh International Airport
  Sharm el-Sheikh International Airport
  Sharm el-Sheikh International Airport , formerly known as Ophira International Airport, is an international airport located in Sharm el-Sheikh, Egypt...
  
   (IATA airport code)
• Silver State Helicopters
  Silver State Helicopters
  Silver State Helicopters was a helicopter flight training, sight seeing tours and charter air operator. The company was founded in 1999 by Jerry Airola, flying Robinson R22 helicopters. Silver State Helicopters expanded rapidly and reported revenues of US$40.7 million dollars in 2005 and US$78.1...
  
  , a large helicopter operator

In transportation

• South Superhighway
  South Luzon Expressway
  The South Luzon Expressway ', which is formerly called the South Superhighway ', and officially known as Radial Road 3 or R-3, is a network of three expressways that connects Metro Manila to the provinces of the CALABARZON region in the Philippines...
  
  , most commonly used nickname of the South Luzon Expressway in the Philippines
  Philippines
  The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...
  
  ; formerly its official name.