Adapted for use in low light levels.

(neologism, graphical user interface) A user interface that is intentionally designed to trick users into doing things, such as giving up more information, or agreeing to unfavourable terms.

plural of dark pattern

Alternative form of darkside

(ornithology) Avian behaviour that occurs at night or in the twilight.

Synonym of black magic

A mixed drink consisting of dark rum and ginger beer.

plural of dark and stormy

Alternative form of dark-hearted

Malevolent; cold and cruel. / (archaic) Unenlightened; ignorant of holy teachings. / Despondent. / Bleak. / Having dark heartwood. / Having a dark center.