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
  • Saudi Arabia kept its main international airport closed and moved Riyadh schools online on Sunday after a deadly strike by Yemen’s Houthi rebels the day before.
    — ABC News, ABC News, 11 Oct. 2026
  • Our main focus is on J & J’s Innovative Medicine pharma segment.
    — Zev Fima,Kevin Stankiewicz, CNBC, 11 Oct. 2026
Definition of main
Adjective
  • Her shoes are already a favorite among industry insiders for their sleek appeal and excellent construction.
    — Sandra Salibian, Footwear News, 13 Oct. 2026
  • In late September, the concept was thrust back into the public consciousness thanks to a Variety interview with actor Jack Innanen, who plays the Canadian himbo Paul Baker on the excellent sitcom Adults.
    — Chris Murphy, Vanity Fair, 12 Oct. 2026
Definition of excellent
Adjective
  • Steve Sarkisian will not budge on this issue One of the primary reasons Manning chose to attend Texas was Sarkisian.
    — Mac Engel October 10, Fort Worth Star-Telegram, 11 Oct. 2026
  • Flooding rains will be a primary concern, with several showers from Rachel having already reached the United States shoreline as of 2 pm Saturday.
    — Sean Macaday, Sacbee.com, 10 Oct. 2026
Definition of primary
Adjective
  • Maines’ voice sounds great, and Maguire’s grand viola break after the bridge adds requisite drama.
    — Shaad D’Souza, Pitchfork, 11 Oct. 2026
  • The defender made a great play, but Manning made a bad throw.
    — Mac Engel October 10, Fort Worth Star-Telegram, 11 Oct. 2026
Definition of great
Adjective
  • There are two predominant rumors about how a wild herd ended up in the Inland Empire, Spasojevic said.
    — Clara Harter, Los Angeles Times, 6 Oct. 2026
  • The predominant suites—all of which have generous outdoor space—are spread across four buildings whose Indonesian names translate to mountain, hill, plateau and valley.
    — Condé Nast, Condé Nast Traveler, 1 Oct. 2026
Definition of predominant
Adjective
  • The pom-pom sandals at Givenchy were wonderful, fun, unexpected and exactly what fashion lovers are looking for from a spring runway show.
    — Sandra Salibian, Footwear News, 13 Oct. 2026
  • Expect to see rare bottles pulled from the shelves and all manner of weird and wonderful concoctions offered up from the menu and from their encyclopedic knowledge of drinks.
    — Condé Nast, cntraveler.com, 13 Oct. 2026
Definition of wonderful
Adjective
  • One man who always has a lot to say is Josh Pate, the college football commentator who started from humble beginnings and is now one of the foremost voices in the sport.
    — Austin Perry OutKick, FOXNews.com, 9 Oct. 2026
  • If aesthetics is the foremost priority, Lulu and Georgia offers office furniture that would look more at home in an interior design studio than a corporate high-rise.
    — Kate McGregor, Architectural Digest, 8 Oct. 2026
Definition of foremost
Adjective
  • The movie looks terrific, with DP Jeff Cronenweth returning to provide visual consistency with The Social Network and Alexandre Desplat’s elegant score feeding the tension without working too hard at it.
    — David Rooney, HollywoodReporter, 7 Oct. 2026
  • This puzzle is stuffed with nuance, pleasing crosses and a lot of simply terrific, ridiculously evocative stuff — for example, a jarring assortment of lovely trivia intersecting with some hideous ailments at more than one juncture.
    — Caitlin Lovinger, New York Times, 3 Oct. 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 15 Oct. 2026.

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