DAY ONE Synonyms: 68 Similar and Opposite Words

day one

noun

Definition of day one

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

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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 Tish Cyrus-Purcell Tish Cyrus has been her daughter Miley’s supporter since day one. — Bailey Bujnosek, InStyle, 28 Aug. 2026 Private personal training One-on-one coaching built around your goals, from day one through day sixty. — Sponsored Content, Baltimore Sun, 25 Aug. 2026 The Orioles started the day one game out but tied with the Twins behind three teams. — ABC News, 23 Aug. 2026 And, from day one, the priority has been on working to instil that philosophy. — Paul Taylor, New York Times, 21 Aug. 2026 See All Example Sentences for day one

Recent Examples of Synonyms for day one

Noun

The question that matters most A famous name should be the beginning of the conversation, not the end of it.

— Jason St. Angelo, USA Today, 1 Sep. 2026
The new findings indicate that last year’s increases were a momentary surge, rather than the beginning of a positive trend.

— Carly Thomas, HollywoodReporter, 1 Sep. 2026

Definition of beginning

Noun

To stay in the chase, the Twins desperately need collective performances such as Sunday’s when Zebby Matthews provided a dominant start and the lineup pieced together enough offense to avoid a sweep at the hands of Chicago.

— Dan Hayes, New York Times, 31 Aug. 2026
In 2024, when Malik Nabers’ first-round selection changed the depth chart, Slayton memorably caught only 10 total passes for 122 yards in the Giants’ first four games during a 1-3 start.

— Pat Leonard, New York Daily News, 31 Aug. 2026

Definition of start

Noun

After each meeting, a colleague would ask if there had been any progress citing the days, months and finally years since the committee’s inception.

— Barry M. Bloom, Forbes.com, 30 Aug. 2026
The Milford Public Library serves both village and township residents and maintains special collections on autism, genealogy and the Civil War, as well as microfilmed editions of the Milford Times dating to the newspaper’s inception.

— Brendel Clark, Freep.com, 29 Aug. 2026

Definition of inception

Noun

With the acclaim came the awards, the invitations to give commencement speeches, the honorary degrees, the chance to perform before thousands of fans at big-time sports events.

— Corky Siemaszko, NBC news, 25 Aug. 2026
In a 1991 commencement speech at Georgia Tech, Brian Dyson told students to imagine life as a game of juggling five balls — work, family, health, friends and spirit.

— Amy Wenk, AJC.com, 24 Aug. 2026

Definition of commencement

Noun

Alpha-gal syndrome occurs when a tick bite triggers an immune reaction to a molecule called galactose-α-1,3-galactose (long for alpha-gal) that’s found in food products like beef, pork, dairy, and, separately, tick saliva.

— Theresa Gaffney, STAT, 2 Sep. 2026
With each member bringing her own distinct charm and personality, Hearts2Hearts looks set to further establish themselves as icons of the Z-alpha generation.

— Billboard Japan, Billboard, 30 Aug. 2026

Definition of alpha

Noun

Training units would not need to replace the complete launch pod after every firing cycle.

— Aamir Khollam, Interesting Engineering, 29 Aug. 2026
After the launch of the iPhone in 2007 transformed the smartphone industry, BlackBerry fought hard to keep its consumer mobile division alive with new devices — but ultimately lost the battle.

— Arjun Kharpal,Kai Nicol-Schwarz, CNBC, 28 Aug. 2026

Definition of launch

Browse Nearby Words

day nursery

day one

day ones

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

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Synonyms of day one

noun

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