The period of light between dawn and nightfall; the interval from sunrise to sunset, The 24-hour period during which the earth completes one rotation on its axis, traditionally measured from midnight to midnight

The middle of the night, specifically 12 o'clock at night, The middle of the night_ the moment of time, which is equidistant between sunset and sunrise, Intense darkness or gloom, adjective_ Being in, or characteristic of, the middle of the night

The period between sunset and sunrise, especially the hours of darkness, The period between dusk and midnight of a given day, A time or condition of gloom, obscurity, ignorance, or despair,