night and day

adverb

: all the time : continually

Synonyms of night and day

• constantly
• always
• continually
• invariably
• consistently

Examples of night and day in a Sentence

night and day she reminded him that if it weren't for her, he'd be a nobody

Recent Examples on the Web

Captured by the Solar Wind Magnetosphere Ionosphere Link Explorer, or SMILE, the footage reveals the full ring of auroral activity encircling Earth's north pole in ultraviolet light, stretching across both the night and day sides of our planet. — Daisy Dobrijevic, Space.com, 2 Oct. 2026

Nick Pappas, the NFL’s director of field surfaces, said the advancements in turf technology are night and day since the AstroTurf era. — John Wawrow, Chicago Tribune, 15 Sep. 2026

More rigid top-handles leaned into doctor bag territory with curved proportions (see Miu Miu, Balenciaga, Proenza Schouler), while others, such as Jonathan Anderson’s playful Cigale, offered a new everyday silhouette, fitting for night and day. — Alice Cary, Vogue, 13 July 2026

That is night and day difference than an American company selling a nuclear, civilian nuclear plant to an ally. — NBC news, 7 July 2026

Word History

First Known Use

before the 12th century, in the meaning defined above

Rhymes for night and day

• aaa
• alleyway
• alumnae
• anime
• anyway
• arete
• attache
• axillae
• baa
• beaujolais
• bouvier
• breakaway