The regular timing of pulses from a pulsar. / A clock built to measure time based on the regular pulses from a pulsar.

plural of pulsar clock

plural of pocket clock

(now chiefly historical) A small portable timepiece; a pocket watch.

To continually look at the time to see how much longer one has to work or study.

A type of a molecular age estimation method based on DNA methylation levels.

A clock that displays the time (hours, minutes, and sometimes seconds) in digits, rather than by hands on a dial (like a analog clock).

plural of bum-clock

(Scotland) A drone-beetle.

plural of continuous clock