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one-to-one

adjective

1
: pairing each element of a set uniquely with an element of another set
2

Examples of one-to-one in a Sentence

Recent Examples on the Web
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.
Studies have found that women with steady one-to-one support are less likely to need pain medication or a C-section and often report shorter, more positive birth experiences. Lucy Notarantonio, MSNBC Newsweek, 26 Nov. 2025 The award functions as a year-long initiative and includes one-to-one meetings and career guidance, full voting membership, access to BAFTA events, and screenings alongside networking events in the UK and internationally. Zac Ntim, Deadline, 24 Nov. 2025 There wasn’t any one character who, again, was a one-to-one, but Max’s storyline was a way of us communicating what a lot of high school felt like to us, and same with what the boys were going through. Kate Aurthur, Variety, 21 Nov. 2025 Palacio, who describes Give Miami Day as the school’s main fundraising event, said the money raised will not just help cover student tuition but will also help fill payment gaps to ensure the school can continue to offer a one-to-one ratio of therapists to students. Miami Herald, 15 Nov. 2025 See All Example Sentences for one-to-one

Word History

First Known Use

1873, in the meaning defined at sense 1

Time Traveler
The first known use of one-to-one was in 1873

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Cite this Entry

“One-to-one.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/one-to-one. Accessed 8 Dec. 2025.

Kids Definition

one-to-one

adjective
ˌwən-tə-ˈwən
: pairing each element of a set with one and only one element of another set
a one-to-one correspondence between the real numbers and the points on a straight line
Last Updated: - Updated example sentences
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