diurnally

English

Etymology

From diurnal +‎ -ly.

Adverb

diurnally (not comparable)

1. By daylight; in the daytime.

   Antonyms: at night, nocturnally

2. Habitually during the day; every daytime.

   Antonym: nocturnally

   Sparrows are most active diurnally.

3. On a 24-hour period, a frequency of once per 24 hours; daily.

   Synonym: circadianly

   These flowers open and close diurnally.