Pronunciation: /ˈruːɒn, ʀwɑ̃/
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a port on the River Seine in NW France, chief town of Haute-Normandie; population 110,276 (2006). Rouen was in English possession from the time of the Norman Conquest until captured by the French in 1204, and again 1419–49; in 1431 Joan of Arc was tried and burnt at the stake there.