What is the meaning of Darkness?

The state of being dark; lack of light; the absolute or comparative absence of light.

The state or quality of reflecting little light, of tending to a blackish or brownish color.

Any space that such colour pervades.

Gloom; gloominess; depression.

The product of being dark.

Lack of understanding or compassion; spiritual or mental blindness.

Secrecy; concealment.

Lack of knowledge; obscurity or meaning or intelligibility; the unknown.

Nothingness, vanity, emptiness.

Hell.

Source: wiktionary.org