Aqua

Aqua can mean:

• the Latin term for water
• Aqua, a popular 1990s Danish-Norwegian music band, perhaps most famously known for their 1997 hit, "Barbie Girl", which ultimately led to a lawsuit filed by Barbie maker Mattel
• An apocopation sometimes used to refer to the color aquamarine
• Aqua, the interface design model developed by the Apple Computer corporation and released with their Mac OS X, characterized by gel-like, glassy buttons and animated pulsing glows
• Aqua, a part of the Earth Observing System
• Aqua is the name of the first solo album released by Tangerine Dream (German electronic music group) leader Edgar Froese in 1974