Adelie or Adélie may refer to:
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Adélie Land, a claimed territory on the continent of Antarctica
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Adelie Land meteorite, a meteorite discovered on December 5, 1912, in Antarctica by Francis Howard Bickerton
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Adélie penguin, a species of penguin common along the entire coast of the Antarctic continent
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Adélie Valley, a drowned fjord on the continental margin of East Antarctica
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