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.
With a nearly one-to-one guest to crew ratio, this is indeed luxury expedition cruising at its finest. Jeri Clausing, AFAR Media, 7 Aug. 2025 This includes predicting emotional responses, assessing likeability, estimating purchase intent and getting qualitative feedback via one-to-one chats with Twins. Diana Lodderhose, Deadline, 6 Aug. 2025 In addition, the student noted, UCLA has seen a 60% increase in liabilities and debts, has a nearly one-to-one employee to student ratio, and is late releasing the UCLA Annual Financial Report for the 2023-24 fiscal year, which was due to be published on June 30. Susan Shelley, Oc Register, 6 Aug. 2025 His research suggests robots will erode jobs task by task rather than replacing them one-to-one. Jesus Mesa, MSNBC Newsweek, 31 July 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 20 Aug. 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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