unreacted

adjective
un·​reacted | \ "+ \

Definition of unreacted

: not having reacted

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of unreacted

1908, in the meaning defined above

History and Etymology for unreacted

un- entry 1 + reacted, past participle of react

Keep scrolling for more

Learn More About unreacted

Time Traveler for unreacted

Time Traveler

The first known use of unreacted was in 1908

See more words from the same year

Dictionary Entries Near unreacted

unreached

unreacted

unreactive

See More Nearby Entries 

Statistics for unreacted

Cite this Entry

“Unreacted.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unreacted. Accessed 29 Jul. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

TAKE THE QUIZ
Love words? Need even more definitions?

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