Dictionary.com
Thesaurus.com
Synonyms

unaffected

1 American  
[uhn-uh-fek-tid] / ˌʌn əˈfɛk tɪd /

adjective

  1. free from affectation; sincere; genuine.

    The man showed unaffected grief at the death of his former opponent.
    Synonyms:
    guileless, naive, artless, unfeigned, real, honest, simple, natural, plain

  2. unpretentious, as a personality or literary style.

unaffected 2 American  
[uhn-uh-fek-tid] / ˌʌn əˈfɛk tɪd /

adjective

  1. not affected, affect, affected, acted upon, or influenced; unchanged; unaltered.

    The laboratory clock remained accurate, unaffected by the explosion.
    Synonyms:
    unstirred, untouched, unmoved
unaffected 1 British  
/ ˌʌnəˈfɛktɪd /

adjective

  1. unpretentious, natural, or sincere

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
unaffected 2 British  
/ ˌʌnəˈfɛktɪd /

adjective

  1. not affected

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • unaffectedly adverb
  • unaffectedness noun

Etymology

Origin of unaffected1

First recorded in 1580–90; un- 1 + affected 2

Origin of unaffected2

First recorded in 1580–90; un- 1 + affected 1

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.

It said there were "no issues" for patients who had been scanned after January 2022, while patients who had not received a recall appointment by the end of April 2026 were also unaffected.

From BBC • Apr. 2, 2026

They point out that Aussie Broadband appears to have been unaffected by incumbent Telstra’s November price cuts.

From The Wall Street Journal • Mar. 24, 2026

It is based on a modified herpes simplex virus that has been engineered to replicate only inside glioblastoma cells, leaving healthy tissue unaffected.

From Science Daily • Mar. 20, 2026

Travel to Europe and other regions overseas beyond the Middle East are seemingly unaffected, Elrod said.

From MarketWatch • Mar. 9, 2026

But his paws groped at the open air, the wispy silhouette unaffected by his futile attempt.

From "The Undead Fox of Deadwood Forest" by Aubrey Hartman

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.