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Synonyms

one and the same

Idioms  

  1. Identical, as in Gloria's grandfather had been, at one and the same time, a physician at the court and a general in the army. This expression is an emphatic form of “the same.” [Mid-1800s]

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But it was always far-fetched that the two people could be one and the same, and that Chalamet could have pulled off rapping with EsDeeKid's Liverpudlian accent.

From BBC • Dec. 19, 2025

The GFDL’s models, including the first hurricane model, became the basis for both short-term weather outlooks and longer-range forecasts, or climate prediction, which soon became one and the same.

From Salon • Apr. 29, 2025

Perhaps, one day, they could be one and the same.

From Slate • Sep. 23, 2024

Because they’re synonyms — they are one and the same.

From Los Angeles Times • May 9, 2024

I was caught between guilt and innocence, so that now they seemed one and the same.

From "Invisible Man" by Ralph Ellison

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.