Aqua

Aqua is the Latin word for water.

Aqua is the name given for the interface design model developed by the Apple Computer corporation and released with their Mac OS X. It is characterized by gel-like, glassy buttons and animated pulsing glows.

Aqua is also a color, a shade between green and blue. On a browser that supports visual formatting in Cascading Style Sheets, the following box should appear in this color:

Aqua is also the name of a very popular 1990s European music band, perhaps most famously known for its popular song, "Barbie Girl", which ultimately lead to a lawsuit filed by Barbie maker Mattel.