n-teen, kwor-, kwawr-uh
n-teen, kwor-]
noun, verb, -tined, -tin⋅ing.| 1. | a strict isolation imposed to prevent the spread of disease. |
| 2. | a period, originally 40 days, of detention or isolation imposed upon ships, persons, animals, or plants on arrival at a port or place, when suspected of carrying some infectious or contagious disease. |
| 3. | a system of measures maintained by governmental authority at ports, frontiers, etc., for preventing the spread of disease. |
| 4. | the branch of the governmental service concerned with such measures. |
| 5. | a place or station at which such measures are carried out, as a special port or dock where ships are detained. |
| 6. | the detention or isolation enforced. |
| 7. | the place, esp. a hospital, where people are detained. |
| 8. | a period of 40 days. |
| 9. | social, political, or economic isolation imposed as a punishment, as in ostracizing an individual or enforcing sanctions against a foreign state. |
| 10. | to put in or subject to quarantine. |
| 11. | to exclude, detain, or isolate for political, social, or hygienic reasons. |

The isolation of people who either have a contagious disease or have been exposed to one, in an attempt to prevent the spread of the disease.
Note: The term is sometimes used politically to designate the political and economic isolation of a nation in retribution for unacceptable policies: “When Iraq invaded Kuwait, it was placed in quarantine by the nations of the world.”
quarantine quar·an·tine (kwôr'ən-tēn')
n.
A period of time during which a vehicle, person, or material suspected of carrying a contagious disease is detained at a port of entry under enforced isolation to prevent disease from entering a country.
A place for such detention.
Enforced isolation or restriction of free movement imposed to prevent the spread of contagious disease.
A condition of enforced isolation.
A period of 40 days.