The darkness enveloped the room.

The sky was dark.

She's afraid of the dark.

I lost my keys in the dark.

The Prince of Darkness ruled over the kingdom of shadows.

The room was pitch-dark when the power went out.

Dark adaptation is the process by which the eyes adjust to darkness and become more sensitive to low light levels.

The Dark Ages were a period of decline and cultural stagnation in Europe, following the fall of the Roman Empire.

The Dark Continent is an old term used to refer to Africa.

He was a dark horse in the race and surprised everyone by winning.