un·​trans·​formed ˌən-tran(t)s-ˈfȯrmd How to pronounce untransformed (audio)
: not changed in form : not transformed
untransformed cells
… six years later the nearest boroughs of the city … remain untransformed by the project's impact. Justin Welby

Example Sentences

Recent Examples on the Web For years, her identity — as an artist and a survivor — has been intimately bound up in Ruben’s, and their lengthy time apart will leave neither of them untransformed. Justin Chang Film Critic, Los Angeles Times, 19 Nov. 2020 Transformative policies are not likely to emerge from an untransformed process. Jim Lardner, The New Yorker, 31 July 2020 Our results show that inhibiting DNA damage signaling can improve the efficiency of precision genome editing in normal, untransformed cells. Sharon Begley, STAT, 19 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'untransformed.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

circa 1775, in the meaning defined above

Time Traveler
The first known use of untransformed was circa 1775

Dictionary Entries Near untransformed

Cite this Entry

“Untransformed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/untransformed. Accessed 2 Dec. 2022.

Medical Definition



un·​trans·​formed -tran(t)s-ˈfȯrmd How to pronounce untransformed (audio)
: not transformed
specifically : not having undergone genetic transformation
untransformed cells
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

The Great British Vocabulary Quiz

  • union jack speech bubble
  • Named after Sir Robert Peel, what are British police called?
True or False

Test your knowledge - and maybe learn something along the way.

Universal Daily Crossword

A daily challenge for crossword fanatics.