/ ˈkwɒrəntiːn; NAmE ˈkwɔːr-; ˈkwɑːr-/ noun , verb
■ noun
[ U ] a period of time when an animal or a person that has or may have a disease is kept away from others in order to prevent the disease from spreading :
The dog was kept in quarantine for six months.
quarantine regulations
■ verb
[ vn ] to put an animal or a person into quarantine
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WORD ORIGIN
mid 17th cent.: from Italian quarantina forty days, from quaranta forty.