one-to-one

adjective \ ˌwən-tə-ˈwən , -də- \

Definition of one-to-one

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

First Known Use of one-to-one

1873

in the meaning defined at sense 1

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ONE-TO-ONE Defined for English Language Learners

one-to-one

Definition of one-to-one for English Language Learners

  • : involving two people who are dealing with each other directly

  • : perfectly matching one thing in a group to another thing in another group


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