Definition of Seoul in US English:

Seoul

proper noun

  • The capital of South Korea, situated in the northwest of the country on the Han River; population 10,456,000 (est. 2008). It was the capital of the Korean Yi dynasty from the late 14th century until 1910, when Korea was annexed by the Japanese. Extensively developed under Japanese rule, it became the capital of South Korea after the partition of 1945.

Pronunciation

Seoul

/soʊl//sōl/