number one

adjective

variants also No. 1
Definition of number onenext
1
as in main
coming before all others in importance considers international terrorism to be the number one threat to national security

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms
2
as in excellent
of the very best kind the company's chocolate is rated as number one by serious chocoholics

Synonyms & Similar Words

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 number one Talked about number one in the country a year ago and some of our championships. — Tom Green | [email protected], al, 15 Mar. 2023 And North Carolina, last year's runner up and this year's preseason number one, missed out entirely. — Taylor Wilson, USA TODAY, 13 Mar. 2023 Depositors and workers in the companies whose deposits are in that bank need to be job number one. — CBS News, 12 Mar. 2023 The number one priority in those situations is the health of the player. — Dalton Ross, EW.com, 2 Mar. 2023 See All Example Sentences for number one
Recent Examples of Synonyms for number one
  1. main
  2. excellent
  3. primary
  4. great
  5. predominant
  6. wonderful
  7. foremost
  8. terrific
Adjective
  • Al-Hilal is keen to offload the player, who is training separately from their main squad and not in coach Simoene Inzaghi's plans.
    — Tom Sanderson, Forbes.com, 3 Aug. 2026
  • The Nazca Lines, ​enormous drawings and ⁠geometric figures etched into desert plains in the south of the country, are one of Peru’s main tourist destinations, attracting approximately ​100,000 annual visitors.
    — Joe Kottke, NBC news, 2 Aug. 2026
Definition of main
Adjective
  • The neighborhood/area Just across the train tracks is Vesterbro with an excellent range of independent shops and restaurants, not least in Kødbyen, the Meat Packing district.
    — Condé Nast, Condé Nast Traveler, 4 Aug. 2026
  • As for dining options, Cafe Genevieve serves an excellent breakfast and brunch, and Million Dollar Cowboy Bar draws crowds for a taste of Western-style eats like bison burgers and elk sliders.
    — Cu Fleshman, Travel + Leisure, 3 Aug. 2026
Definition of excellent
Adjective
  • The company has committed to investing at least $1 billion to construct one roughly 300,000-square-foot facility, but the campus could expand to include up to five primary buildings, officials have said.
    — Joseph Flaherty, Arkansas Online, 4 Aug. 2026
  • Whether Castillo and Gausman can return to form and help their respective clubs get deep into October will be a primary storyline here the rest of the year.
    — Paul Sullivan, Chicago Tribune, 4 Aug. 2026
Definition of primary
Adjective
  • The other great piece of news is that, yes, this will get a localized release with multiple language support, something that the original PlayStation Portable version never had.
    — Ollie Barder, Forbes.com, 2 Aug. 2026
  • Zachary Robert Stacer, 22, was arrested on July 30 and charged with two counts of assault with intent to do great bodily harm, three counts of felonious assault and five counts of resisting and obstructing a police officer.
    — Joseph Buczek, CBS News, 1 Aug. 2026
Definition of great
Adjective
  • While summer is still the predominant season, the average acreage burned in winter, spring and fall have all increased too, according to the analysis.
    — Ignacio Calderon, USA Today, 16 July 2026
  • Repeated, large fires have caused a decline in the predominant species of conifers, the black spruce, shifting what vegetation regrows.
    — Joshua Partlow, The Atlantic, 16 July 2026
Definition of predominant
Adjective
  • Start with the escargot, which pack a wonderful buttery, garlicky punch, each bite topped with a perfect, tiny puff pastry.
    — Connie Ogle July 31, Miami Herald, 31 July 2026
  • The combination of David’s wonderful scripts, Lenny back directing on the BBC, Element Pictures producing, and Claire and Mathew leading our cast is a real gift.
    — Jesse Whittock, Deadline, 30 July 2026
Definition of wonderful
Adjective
  • The executions have drawn attention to the ageing death-row population in the US, as well as Florida’s status as the foremost death penalty state.
    — Harriet Marsden, TheWeek, 16 July 2026
  • Among the most significant was the signing of a Letter of Intent between the Bharat Tex Trade Federation (BTTF) and Première Vision Paris, one of the world’s foremost textile and fashion sourcing platforms.
    — Mayu Saini, Footwear News, 15 July 2026
Definition of foremost
Adjective
  • After a terrific collegiate career, Stanek was chosen by the Tampa Bay Rays with the 29th pick in the 1st round of the 2113 MLB draft.
    — Bernie Pleskoff, Forbes.com, 1 Aug. 2026
  • The ancho chili Caesar salad is a terrific appetizer to share, as are both types of shrimp aguachile verde.
    — Connie Ogle July 31, Miami Herald, 31 July 2026
Definition of terrific

Browse Nearby Words

numberless
number one
numbers
See all Nearby Words

Cite this Entry

“Number one.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/number%20one. Accessed 4 Aug. 2026.

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