1. Occurring at night. 2.

Understanding the Context

Most active at night. Many animals, such as owls and bats, are nocturnal. Compare diurnal. 3.

Key Insights

Having flowers that open during the night and close at daylight. Nocturnal plants are often pollinated by moths. Four-o'clock flowers bloom at the end of a summer day, extending your garden's beauty after dusk. Learn how to grow them. Researchers have found that a plant with white flowers and a dark black nectar is pollinated mainly by hawkmoths.

Final Thoughts

Yahoo: The Stunning Night-Blooming Flower That'll Fill Your Garden With Nocturnal Pollinators Phys.org on MSN: Exposing secret night operations between hawkmoths and Japan's black-nectar flowers Researchers Soma Chiyoda, Ko Mochizuki, and Atsushi Kawakita from the University of Tokyo have discovered that nocturnal hawkmoths are the main pollinators of Jasminanthes mucronata, a plant species ... The meaning of NOCTURNAL is of, relating to, or occurring in the night. How to use nocturnal in a sentence. If something is nocturnal, it belongs to or is active at night. That includes vampires, owls that like to hunt by moonlight, and that roommate who stays up playing video games until the wee hours of the morning.