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Synonyms

day and night

Idioms  
  1. see under night and day.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

We are working day and night for you.’”

From The Wall Street Journal • Mar. 30, 2026

Local geography also plays a part with different surfaces storing heat in different ways, and this can impact both the temperature by day and night.

From BBC • Mar. 19, 2026

Participants will receive a Smart Underwear device and will wear it both day and night during the study period.

From Science Daily • Mar. 14, 2026

Sitting with friends, Muhammad Ali, 22, said that, despite the warplanes roaring over Baghdad day and night, the war hadn't affected him.

From Barron's • Mar. 14, 2026

The old man slept day and night, and ate what was given him and there was still strength in him to creep about the dooryard at noon when the sun was warm.

From "The Good Earth" by Pearl S. Buck