• Japanese: 薄める
• Swedish: späda

Thin may refer to:

• Thin client, computer in client-server architecture networks
• Thin film, material layer of about 1 µm thickness
• Thin film memory, high-speed variation of core memory developed by Sperry Rand in a government-funded research project
• Thin layers (oceanography), congregations of phytoplankton and zooplankton in the water column
• Thin lens, lens with a thickness that is negligible compared to the focal length of the lens in optics
• Thin Lizzy, Irish rock band who formed in Dublin in 1969
• Thin-film deposition, any technique for depositing a thin film of material onto a substrate or onto previously deposited layers
• The Thin Man, 1933 mystery novel by Dashiell Hammett
• The Thin Man (film), the first of six comic detective films starring William Powell and Myrna Loy
• Thin (film), an HBO television documentary about eating disorders.
• Thin, a Ruby web-server based on Mongrel

See also

• The Thin Blue Line
• Thin-walled

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