Quarantine-flag
noun, Nautical.
1.
a yellow flag, designating the letter Q in the International Code of Signals: flown by itself to signify that a ship has no disease on board and requests a pratique, or flown with another flag to signify that there is disease on board ship.
noun
1.
(nautical) the yellow signal flag for the letter Q, flown alone from a vessel to indicate that there is no disease aboard and to request pratique or, with a second signal flag, to indicate that there is disease aboard Also called yellow flag, yellow jack
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[kwawr-uh n-teen, kwor-, kwawr-uh n-teen, kwor-] /ˈkwɔr ənˌtin, ˈkwɒr-, ˌkwɔr ənˈtin, ˌkwɒr-/ noun 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 […]
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