Very intense darkness.

Alternative form of semidarkness.

(euphemistic) sexual intercourse

plural of Prince of Darkness

plural of act of darkness

(euphemistic, dated) A female prostitute.

plural of nymph of darkness

Intense darkness with no light whatsoever.

plural of crater of eternal darkness

(space science) A crater or other depression, on a solid, non-luminous celestial body, the interior of which contains one or more points which lie in perpetual shadow due to a combination of high latitude and being on a celestial body with low axial tilt.