the time after sunset and before sunrise while it is dark outside
the ability to see in reduced illumination (as in moonlight)
any of several night-blooming cacti of the genus Selenicereus
the dark part of the diurnal cycle considered a time unit
a period of ignorance or backwardness or gloom
the period spent sleeping
the time between sunset and midnight
Roman goddess of night; daughter of Erebus; counterpart of Greek Nyx
a shortening of nightfall
