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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.
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"
References in classic literature ?
It is said that we shall probably be quarantined at Naples.
No specific data are available on pet ownership by quarantined persons; however, based on the prevalence of pet ownership in Canada, we assume that thousands of quarantined persons had household pets.
Ventura County Public Health Department officials said that because of the unknown nature of the rash, 16 people from the base police station who were in contact with him were quarantined at the base.
In 1853, Alleyne quarantined seventeen of the 569 ships because of measles, typhus fever, scarlet fever or smallpox.
The alert advises users that they have new quarantined messages awaiting them in their Meridius Quarantine Mailbox.
Haley said all of the members of the group would be quarantined for eight days.
Similarly, an Australian Quarantine Service review of ship epidemics in 1918 and 1919, including ships quarantined at ports of entry, indicates that daily temperature checks and immediate isolation of patients did not completely prevent transmission but may have reduced the number of cases (3).
Mill feed is the by-product of processed, double-negative tested wheat from within quarantined areas.
Using the Qualys NAM solution, once quarantined, the Qualys appliance will scan the device.
In a study of quarantine implementation in the greater Toronto area during its 2003 outbreak of severe acute respiratory syndrome (SARS) (1), investigators identified several factors that influenced compliance with quarantine restrictions (with rare exceptions, identified contacts of SARS patients in the area were quarantined in their own homes).
The birds had been quarantined since fall after Newcastle became a threat in Southern California, Phillips said.
Nelson said if a partial quarantine is placed into effect, trees from quarantined counties would have to be inspected and pronounced beetle-free before they could be shipped out of that county.