| Answer | Crossword Clue |
|---|---|
| DST | Cause of a Mar. clock change |
| DST | Cause of a clock change twice a yr. |
| RESET | Change, as a clock |
| LEAPSECOND | Tiny change to a master clock |
| zeitgeber | A cue given by the environment, such as a change in light or temperature, to reset the internal body clock |
| zeitgebers | A cue given by the environment, such as a change in light or temperature, to reset the internal body clock |
