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Definition
active during the night; or relating to night- The mice are nocturnal, so we never see them, but we see their droppings.
nocturnal = active during the night
- Caesar ordered a nocturnal attack on Pompey's camp.
- I enjoy the nocturnal sounds of the jungle.
- Once the town was terrorized by a series of morbid nocturnal events: people's chickens and household pets were found mutilated; although the culprit was Crazy Addie, who eventually drowned himself in Barker's Eddy, people still looked at the Radley Place, unwilling to discard their initial suspicions.Harper Lee -- To Kill a Mockingbird
- But I thought that, as a friend of the family, it was my duty to supply you and Tesman with a full account of his nocturnal exploits.Henrik Ibsen -- Hedda Gabler
- The wheat crop was full of weeds, and it was discovered that on one of his nocturnal visits Snowball had mixed weed seeds with the seed corn.George Orwell -- Animal Farm
- Mom doesn't exactly know about my nocturnal habits.Sarah Dessen -- Along for the Ride
- "Raptors are nocturnal," he said.Michael Crichton -- Jurassic Park
- Did he really have no clue that I knew about his night prowling—about his nocturnal missions?Jay Asher -- Thirteen Reasons Why
- we went into the nocturnal room of the Mammal Building.Paul Zindel -- The Pigman
- ...my charge is nocturnal.Henry H. Neff -- The Hound of Rowan
- a cautious nocturnal creature that runs on electricity.Haruki Murakami -- After Dark
- The travelers adopted the practice of arranging the animals in a circle at night, sleeping together in the center as protection against the nocturnal cold.Paulo Coelho -- The Alchemist
- The Daughters' Staircase was in the ground-floor bedroom of their parents, so Simon always knew the hours of his daughters' nocturnal comings and goings.Harper Lee -- To Kill a Mockingbird
- Were they nocturnal animals?Michael Crichton -- Jurassic Park
- "They're nocturnal,"Michael Crichton -- Jurassic Park
- Never shall I forget that nocturnal silence which deprived me, for all eternity, of the desire to live.Elie Wiesel -- Night
- Late strollers were still out: a policeman, a night watchman, a rocket pilot, several lonely men coming home from some nocturnal rendezvous, four men and women issuing from a bar, laughing.Ray Bradbury -- The Martian Chronicles
- With nightfall had begun the nocturnal concert of animals driven from their hiding-places by hunger and thirst.Verne, Jules -- Five Weeks in a Balloon
- In this way we should be able to watch our man if he struck a light, and see what his object was in this stealthy nocturnal visit.Doyle, Sir Arthur Conan -- The Return of Sherlock Holmes
nocturnal = nighttime
nocturnal = active during the night
nocturnal = nighttime
nocturnal = nighttime
nocturnal = nighttime
nocturnal = nighttime
nocturnal = active during the night
nocturnal = active during the night
nocturnal = (for animals that are) active during the night
nocturnal = active during the night
nocturnal = active during the night
nocturnal = nighttime
nocturnal = nighttime
nocturnal = nighttime
nocturnal = nighttime