A day is a unit o time. In common uisage, it is an interval equal tae 24 oors. It can mean anither thing an aw; the consecutive period o time in whilk the Sun is abuin the horizon o a location, forby kent as daytime. The period o time meisured frae local noon tae the follaein local noon is cried a solar day.
- "Non-SI units accepted for use with the SI, and units based on fundamental constants".
- Weisstein, Eric W. (2007). "Solar Day". Retrieved 2011-05-31.
- Weisstein, Eric W. (2007). "Day". Retrieved 2011-05-31.