A clock is an instrument for measuring time.

Clock, CLOCK, or Clocks may also refer to:

Music Clock (American band), a band featuring Vivian Campbell and P.J. Smith Clock (British group), an English band primarily led by Stu Allan Clocks (American band), a Wichita new wave/pop rock band Clocks (British band), a London musical group formed in 2000 Symphony No. 101 (Haydn) or "The Clock"

Songs "Clocks" (song), a 2002 song by Coldplay "Clock", a 1997 song by Coal Chamber from Coal Chamber "Clock", a 1980 song by The Danse Society "Clock", a song by Velocity Girl "Clocks", a 1974 song by Paul Brett

Science Clock (constellation), also known as Horologium CLOCK (Circadian Locomotor Output Cycles Kaput), a gene related to circadian rhythms Clock, the spherical seed head of a mature dandelion

Technology Clock generator, an electronic oscillator that produces a clock signal for use in synchronizing a circuit's operation. Clock (cryptography), a method to facilitate decrypting German Enigma ciphers Clock (Apple), a bundled iPhone app Windows Clock, a bundled Microsoft Windows app Clock, a page replacement algorithm

Other uses Clock (film), a 2023 science-fiction horror film Clock (restaurant), a Swedish hamburger restaurant chain Clock, a character from the fourth season of Battle for Dream Island, an animated web series Clock, an ornamental design on the ankle or side of a sock Clock Patience, a card game

See also

The Clock (disambiguation) The Clocks, a work of detective fiction by Agatha Christie

CLOCKSS, a closed system using LOCKSS technology Grandfather clock (disambiguation) Clog (disambiguation) Cloqué, a cloth