"Dead night" is a descriptive phrase often used to refer to a silent, still and dark night. This phrase has many synonyms that can be used to describe the same thing. Some of the common alternative phrases that can be used for "dead night" include "silent night," "still night," "quiet night," "night of stillness," "night of calmness," and "night of tranquility." Other phrases that can be used to describe a "dead night" include "night of rest," "night of peace," and "night of unity." All of these phrases can be used to describe a night that is devoid of noise, movement, and activity, and characterized by a feeling of peacefulness, tranquility, and contemplation.