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 …

NOCTURNAL definition: 1. being active or happening at night rather than during the day: 2. of the night, or relating to…. Learn more.

Nocturnality is a form of crypsis, an adaptation to avoid or enhance predation. Although lions are cathemeral, and may be active at any time of day or night, they prefer to hunt at night because many …

Definition of nocturnal adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Mar 7, 2026 · nocturnal (comparative more nocturnal, superlative most nocturnal) (of a person, creature, group, or species) Primarily active during the night. Many of these classic methods are still used, …

1. Occurring at night. 2. Most active at night. Many animals, such as owls and bats, are nocturnal. Compare diurnal. 3. Having flowers that open during the night and close at daylight. Nocturnal …

nocturnal, adj. & n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Nocturnal creatures are active mainly at night. When there is a full moon, this nocturnal rodent is careful to stay in its burrow.

Nocturnal refers to being active, occurring, or functioning primarily during the night rather than during the day. This characteristic is common in certain animals, plants, and celestial phenomena.