daylight.

The natural light that is ambient in daytime, being mostly sunlight (both direct and indirect, on either sunny days or cloudy days).

In those days the entire factory was lit only by daylight and was closed at night.

A light source that simulates daylight.

The intensity distribution of light over the visible spectrum generated by the Sun under various conditions or by other light sources intended to simulate natural daylight.

The period of time between sunrise and sunset.

burning daylight

wasting daylight

Daybreak.

We had only two hours to work before daylight.

Exposure to public scrutiny.

Budgeting a spy organization can't very well be done in daylight.

A clear, open space.

All small running backs instinctively run to daylight.

He could barely see daylight through the complex clockwork.

The space between platens on a press or similar machinery.

The minimum and maximum daylights on an injection molding machine determines the sizes of the items it can make.

Emotional or psychological distance between people, or disagreement.

We completely agree. There's no daylight between us on the issue.

Meaningful or noticeable difference or distinction between two things, especially concepts.

There's not much daylight between saying that the universe is God and saying that God doesn't exist.

The gap between the top of a drinking-glass and the level of drink it is filled with.

To expose to daylight

To provide sources of natural illumination such as skylights or windows.

To allow light in, as by opening drapes.

To run a drainage pipe to an opening from which its contents can drain away naturally.

To gain exposure to the open.

The seam of coal daylighted at a cliff by the river.

To moonlight (work a second, often illicit job) during the daytime.