nocturnal habits

Owl-like living patterns

Activities or behaviors that occur during nighttime hours.

The phrase appears most often in descriptions of animals that are active after dark: The owl's nocturnal habits make it rarely seen by day.

Applied to humans, it usually suggests staying up late or keeping odd hours: His nocturnal habits worried his parents.

Opposites
time of activity

nocturnal habitsmorning routines

Regular early activities

morning routine · daylight hours

Family

habits, habitual, nocturnal, habituate, nocturne, nocturnally

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Known to kids · Used worldwide · Timeless · Everyday, not technical · Rated G