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 (kwôr′ən-tēn′, kwŏr′-)
a. A condition, period of time, or place in which a person, animal, plant, vehicle, or amount of material suspected of carrying an infectious agent is kept in confinement or isolated in an effort to prevent disease from spreading.
b. An action resulting in such a condition: the government's quarantine of the animals.
a. An action to isolate another nation, such as a blockade of its ports or a severance of diplomatic or trade relations.
b. The condition of being isolated by such an action.
3. Computers The isolation of data or data transmissions in order to keep viruses, worms, or other malware from infecting a computer or computer network.
tr.v. quar·an·tined, quar·an·tin·ing, quar·an·tines
To isolate in quarantine.

[Italian quarantena, from Venetian dialectal Italian, quarantine of a ship (so called because the length of the quarantine was typically forty days), from Old Italian quarantina, period of forty days (such as one designated for fasting or penance), from quaranta, forty, from Latin quadrāgintā; see kwetwer- in Indo-European roots.]

quar′an·tin′a·ble adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.quarantined - under forced isolation especially for health reasons; "a quarantined animal"; "isolated patients"
segregated, unintegrated - separated or isolated from others or a main group; "a segregated school system"; "a segregated neighborhood"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
It is said that we shall probably be quarantined at Naples.
(123) The premise of modern day quarantine laws is to reduce the transmission of disease by "increasing the social distance between persons." (124) Quarantine is only effective when the rights of the quarantined are taken into consideration along with the scientific understanding of the epidemiology of the highly communicable virus or disease.
Earlier, Senate Minority Leader Vicente Sotto III commented in social media that those who visited the quarantined peacekeepers on Caballo Island, including Garin, should themselves be quarantined.
They had no justification to confine her,'' said Norman Siegel, the prominent New York civil rights attorney Hickox hired while she was quarantined. He said he has not ruled out legal action.
A New Jersey resident who has no symptoms but has come into contact with someone with Ebola would be quarantined at home.
A New Jersey resident who had contact with someone with Ebola would be quarantined at home.
"Now this brother in Djibouti is charging a huge amount to get the sheep quarantined - over 300 per cent more than he should.
Officials from the KE-tahya Provincial Health Directorate conducted an investigation and recommended that the compound be quarantined.
All quarantined ships were required to hoist a yellow flag in the daytime and show a light on the main topmast at night.
Security company Norman ASA announced on Wednesday an enhancement to its e-mail security solution that gives end users higher visibility and control over quarantined messages.
Much of Jordon's investigations in Newmarket focused on the logistics of allowing quarantined horses access to the gallops without coming within 100m of other horses or stabling areas.
A key question in closed settings (e.g., military barracks) was how to prevent a secondary outbreak of influenza among those quarantined.