Definition of Amundsen, Roald in US English:

Amundsen, Roald

proper noun

  • (1872–1928), Norwegian explorer. Amundsen was the first to navigate the Northwest Passage (1903–6), during which expedition he located the site of the magnetic north pole. In 1911 he became the first to reach the South Pole.

Pronunciation

Amundsen, Roald

/ˈämənsən/