[ verb ahy-suh-leyt; noun, adjective ahy-suh-lit, -leyt ]
/ verb ˈaɪ səˌleɪt; noun, adjective ˈaɪ sə lɪt, -ˌleɪt /
verb (used with object), i·so·lat·ed, i·so·lat·ing.
to set or place apart; detach or separate so as to be alone.
Medicine/Medical. to keep (an infected person) from contact with noninfected persons; quarantine.
Chemistry, Bacteriology. to obtain (a substance or microorganism) in an uncombined or pure state.
Electricity. to insulate.
Television. to single out (a person, action, etc.) for a camera closeup.
a person, thing, or group that is set apart or isolated, as for purposes of study.
Psychology. a person, often shy or lacking in social skills, who avoids the company of others and has no friends within a group.
Biology. an inbreeding population that is isolated from similar populations by physiological, behavioral, or geographic barriers.
Also called language isolate. Linguistics. a language with no demonstrable genetic relationship, as Basque.
something that has been isolated, as a by-product in a manufacturing process: an isolate of soy flour.
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Origin of isolate
First recorded in 1800–10; back formation from isolated
OTHER WORDS FROM isolatei·so·la·tor, nounre·i·so·late, verb (used with object), re·i·so·lat·ed, re·i·so·lat·ing.un·i·so·late, verb (used with object), un·i·so·lat·ed, un·i·so·lat·ing.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for isolate
verb (ˈaɪsəˌleɪt) (tr)
to place apart; cause to be alone
med to quarantine (a person or animal) having or suspected of having a contagious disease
to obtain (a compound) in an uncombined form
to obtain pure cultures of (bacteria, esp those causing a particular disease)
electronics to prevent interaction between (circuits, components, etc); insulate
an isolated person or group
Derived forms of isolateisolable, adjectiveisolability, nounisolator, noun
Word Origin for isolate
C19: back formation from isolated, via Italian from Latin insulātus, literally: made into an island; see insulate
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
Medical definitions for isolate
[ ī′sə-lāt′ ]
To set apart or cut off from others.
To place in quarantine.
To separate a pure strain from a mixed bacterial or fungal culture.
To separate or remove a chemical substance out of a combined mixture.
To separate experiences or memories from the emotions relating to them.
A bacterial or fungal strain that has been isolated.
Other words from isolatei′so•la′tor n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.