isolation

noun

iso·​la·​tion ˌī-sə-ˈlā-shən How to pronounce isolation (audio)
 also  ˌi-
: 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.
These individuals typically struggle to delegate or seek support, which can result in a profound sense of isolation. Lisa Bodell, Forbes.com, 23 May 2025 Americans are so lonely that the US Surgeon General’s office released an advisory in 2023 stating that social isolation has an impact on mortality comparable to smoking up to 15 cigarettes a day. Eliza Brooke, Vox, 23 May 2025 Some of the best cooling mattresses on this list stand out because of edge control, motion isolation, and pressure-relieving qualities. Yelena Moroz Alpert, Architectural Digest, 23 May 2025 The Opener Country: USA; Running Time: 72 Min. Director: Jeff Toye The Opener is a feel-good music doc about Philip Labes, a young street-performer/singer-songwriter who decided to write 30 songs in 30 days to process his grief and isolation during the pandemic. Matthew Carey, Deadline, 22 May 2025 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 31 May. 2025.

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

More from Merriam-Webster on isolation

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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