Quicksilver is another name for the chemical element mercury, literally meaning "living silver" based on its appearance and its unusual liquidity at room temperature.

Quicksilver may also mean:

• Quiksilver, a clothing brand specializing in surfing and winter sports
• Quicksilver Software, a computer games company based in Irvine, California
• Quicksilver (software), a free software computer application for Mac OS by Blacktree Software
• Quicksilver Forums, a forum software
• Quicksilver (novel), a novel by Neal Stephenson
• Quicksilver (Game show), a short-lived USA Network game show
• Quicksilver Messenger Service, an influential 1960s psychedelic rock band from San Francisco, California
• Quicksilver (wrestler), the stage name of an American professional wrestler
• Quicksilver (aircraft), a type of ultralight aircraft that was very popular in the 1980s
• Quicksilver (comics), a superhero in the Marvel Comics universe with the ability to travel into the future for limited periods of time
• Quicksilver, a superhero character appearing in Quality Comics publications; it was later revived by DC Comics and renamed Max Mercury
• Quicksilver, a character in the cartoon series Silverhawks
• "Quicksilver", a fictional chemical substance in The Invisible Man that can bend light, thus making things invisible
• "Quicksilver", a gun the playable character Vincent Valentine is first equipped with in the 1997 video game Final Fantasy VII
• "Quicksilver", an attack by the sensea in Legend of the Seven Stars
• "Quicksilver", a common name for the revision of Power Mac G4 introduced in July, 2001

classical Names

Quicksilver | クイックシルバー