Of the night or a part of the night: not illuminated by the sun; characterized by (relative) absence of light. Frequently predicative, with…

Giving or shedding no light.

Not illuminated; not receiving illumination from any source; not supplied with light. Also: not provided with lighting; having no means of…

Opaque; also, not luminous, dark. Obsolete.

Without beams, rayless; occasionally figurative.

(un-, prefix1 affix 4.)

Not luminous; dim, dull.

Not illuminated. Cf. unlighted, adj. 1. Not receiving illumination from any source; not supplied with light. Also figurative. Cf. unlighted, adj. 1.

(un-, prefix1 affix 2.)

Not illuminated or lighted up. Also figurative.

(un-, prefix1 affix 2.)

Not lighted up by the sun. Also figurative.

Unlit, unlighted.