One day of sidereal time; the time in which Earth rotates once around its axis, relative to the point of the vernal equinox (about 23 hours, 56 minutes, 4 seconds).
The rotational period of Earth; the time in which Earth rotates around its axis 360 degrees.
All the electromagnetic radiation given off by the Sun, especially that in the visible spectrum that bathes the Earth.
Brightness, hope; a positive outlook.
Synonym of sunrise.
To work on the side (at a secondary job) during the daytime.