sweep second

/swip ˈsɛkənd/
adjective
  1. Describing a watch or clock hand that moves continuously in a smooth motion to show seconds, rather than ticking in discrete steps.
    • The sweep-second movement makes the watch look more elegant and precise.
    • My new watch has a sweep-second hand that glides around the dial.
    • For timing experiments, scientists prefer a sweep-second chronograph.
Antonyms
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