day one

noun

Definition of day onenext
as in beginning
the point at which something begins since day one of this project, we've always insisted that we would create the best product possible without any consideration of cost

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of day one Six different winners from day one of the Great Britain Sail Grand Prix, yet the dominant Australians of this season never even had a sniff of the lead in Portsmouth. — Andrew Rice, New York Times, 26 July 2026 Households and local businesses can join once the system is operating, without being asked to carry the financing from day one. — Ruben Nyanguila, semafor.com, 24 July 2026 Couples who move in intentionally rather than sliding into it because a lease is up or rent is high tend to build a stronger foundation from day one. — Ashley Lynch july 23, Charlotte Observer, 23 July 2026 To the audience that has been on this ride with us from day one, thank you for watching and sharing it with the world. — Brenton Blanchet, PEOPLE, 23 July 2026 See All Example Sentences for day one
Recent Examples of Synonyms for day one
  1. beginning
  2. start
  3. inception
  4. commencement
  5. alpha
  6. onset
  7. launch
Noun
  • Asking how your home will be promoted, and whether it will be listed in the MLS from the very beginning, can help ensure your property has the strongest possible start.
    — Heartland MLS®, Kansas City Star, 22 July 2026
  • The Bundesliga had only begun in 1963, marking the true beginning of professionalism.
    — James Pearce, New York Times, 22 July 2026
Definition of beginning
Noun
  • Tarik Skubal takes the mound Tuesday night for his first start with the NL West leaders since the ace left-hander was acquired in a trade with the Detroit Tigers.
    — Jay Cohen, Chicago Tribune, 4 Aug. 2026
  • Her relentless complaining starts to wear on Kat, who bears the brunt of it.
    — Rafaela Bassili, Vulture, 4 Aug. 2026
Definition of start
Noun
  • Since its inception, more than 160 productions have been staged, reaching more than 6 million people.
    — Jessica Gelt, Los Angeles Times, 31 July 2026
  • Gilroy’s multi-ethnic roots, however, begin at its inception, when Scotsman John Gilroy became the first English-speaking settler of California, married Maria Clara Ortega – the daughter of a Spanish rancher, and then became a Mexican citizen.
    — Luis Melecio-Zambrano, Mercury News, 31 July 2026
Definition of inception
Noun
  • Crist, for example, was given a distinguished alumni award June 5 at commencement ceremonies held by the Antelope Valley College.
    — Pat Maio, Daily News, 31 July 2026
  • The 22-year-old students from Bradford, England, took to the stage together at Keele University’s commencement ceremony to collect their diplomas.
    — Erin Clack, PEOPLE, 25 July 2026
Definition of commencement
Noun
  • Nothing is the epitome of cinematic achievement, alpha masculinity, and Britishness.
    — Damon Wise, Deadline, 29 July 2026
  • Lasting alpha rarely comes from processing widely available information more efficiently.
    — Gary Drenik, Forbes.com, 27 July 2026
Definition of alpha
Noun
  • That was, until she was diagnosed with early-onset Parkinson’s disease at 34 years old.
    — WUFT News, Miami Herald, 29 July 2026
  • But since Tusker’s early-onset dementia diagnosis their lives have changed forever.
    — Alex Ritman, Variety, 29 July 2026
Definition of onset
Noun
  • Connect is currently in the final stages of outfitting at Den Breejen Shipyard in the Netherlands, with launch expected sometime later this year.
    — Rachel Cormack, Robb Report, 31 July 2026
  • Now, seven months into the year, the evidence is clear—fruity fragrance launches have dominated, from YSL Beauty’s latest iteration of Libre, with a juicy raspberry twist, to Parfums de Marly’s recent debut of Athénaïs, a sparkling citrine.
    — Conçetta Ciarlo, Vogue, 31 July 2026
Definition of launch

Browse Nearby Words

day nursery
day one
day ones
See all Nearby Words

Cite this Entry

“Day one.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/day%20one. Accessed 5 Aug. 2026.

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