Freebase(0.00 / 0 votes)Rate this definition: Quinine. Quinine is a natural white crystalline alkaloid having antipyretic, antimalarial, analgesic, and anti-inflammatory properties and a bitter taste. It is a stereoisomer of quinidine which, unlike quinine, is an antiarrhythmic.
Papua New Guinea is the closest country to Australia. Australia's northern tip, Cape York, is about 150km from Papua New Guinea.Papua New Guinea is followed, in order, by Eas â¦ t Timor, Indonesia, New Caledonia, Philippines, Brunei then New Zealand.Australia is an island continent, it's nearest neighbors are New Zealand, Papua New Guinea and Indonesia.apua New Guinea is the closest country to Australia. Australia's northern tip, Cape York, is about 150km from Papua New Guinea.
The nearest of these countries include Indonesia, Papua New Guinea, New Zealand, New Caledonia, the Solomon Islands and Vanuatu, which are all island nations or territories in the South-East Asian and Asia-Pacific regions.ndonesia is the largest of Australia's near neighbours with 60% of its large population crowded into the island of Java and its national capital in Jakarta. It consists of an arc of 17 508 islands that stretch for roughly 5 120 kilometres and in which 6000 are inhabited.