isolation

noun

iso·​la·​tion ˌī-sə-ˈlā-shən How to pronounce isolation (audio)
also ˌi-
Synonyms of isolationnext
: the action of isolating : the condition of being isolated
Choose the Right Synonym for isolation

solitude, isolation, seclusion mean the state of one who is alone.

solitude may imply a condition of being apart from all human beings or of being cut off by wish or circumstances from one's usual associates.

a few quiet hours of solitude

isolation stresses detachment from others often involuntarily.

the isolation of the village in winter

seclusion suggests a shutting away or keeping apart from others often connoting deliberate withdrawal from the world or retirement to a quiet life.

lived in pastoral seclusion

Examples of isolation in a Sentence

the isolation of the mountain community after the long book tour, the author looked forward to the isolation of his office
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
When those moments arrive, creating good shots has been tough enough for this team, given its isolation-heavy style of play. William Guillory, New York Times, 22 Feb. 2026 These popular events bring awareness to many of these challenges mentioned, with the most important message being that seniors in this country do in fact face hunger, isolation and food insecurities. Wendy Coschignano-Ford, The Orlando Sentinel, 22 Feb. 2026 Best known for his 3-point shooting — his 255 3-point makes last season ranked fifth in the NBA — Pritchard also has been one of the league’s most efficient isolation scorers this season. Zack Cox, Hartford Courant, 22 Feb. 2026 On-site clinicians, rapid assessments, suicide prevention protocols, and alternatives to isolation help reduce assaults on staff and self-harm by inmates. Charlotte Observer, 20 Feb. 2026 See All Example Sentences for isolation

Word History

First Known Use

1833, in the meaning defined above

Time Traveler
The first known use of isolation was in 1833

Cite this Entry

“Isolation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/isolation. Accessed 25 Feb. 2026.

Kids Definition

isolation

noun
iso·​la·​tion ˌī-sə-ˈlā-shən How to pronounce isolation (audio)
also ˌis-ə-
1
: the act of isolating : the condition of being isolated
2
: separation of a population of living things from related forms in such a manner as to prevent crossbreeding

Medical Definition

isolation

noun
iso·​la·​tion ˌī-sə-ˈlā-shən How to pronounce isolation (audio)
1
: the action of isolating or condition of being isolated
isolation of a virus
put the patient in isolation
2
: a segregation of a group of organisms from related forms in such a manner as to prevent crossing
3
: a psychological defense mechanism consisting of the separating of ideas or memories from the emotions connected with them

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