chronometer

• Высокоточное устройство для измерения времени, особенно используемое в навигации для определения долготы или для точных научных измерений.

A highly accurate timekeeping device, especially one used in navigation to determine longitude or for precise scientific measurements.

1. Precision timekeeping instrumentC1formal

   An exceptionally accurate timepiece, especially used for navigation at sea to determine longitude.

   Хронометр

   • The captain relied on the chronometer to calculate the ship's position.
   • Marine chronometers are designed to withstand the motion of a ship.
   • He carefully wound the chronometer every day to ensure its accuracy.

   Синонимыclocktimekeepertimepiecewatch