Challenger Deep

[chal-in-jer deep]

Phonetic (Standard)IPA

noun

the deepest known portion of seafloor in the world, located in the Pacific Ocean at the southern end of the Mariana Trench at a depth of 35,840 feet (10,924 meters).

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Word History and Origins

First recorded in 1880–85; after the British Royal Navy survey ship H.M.S. Challenger, whose expedition of 1872–1876 made the first recordings of its depth

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Example Sentences

Examples have not been reviewed.

In 2021, the duo ventured together in a submersible to the Challenger Deep and the Sirena Deep in the Mariana Trench.

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In 2020, Kelly Walsh made his own journey to the bottom of the Challenger Deep in a vessel owned and piloted by Dallas explorer Victor Vescovo.

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In 2012, the director and deep-sea explorer made a historic solo dive to the Challenger Deep, the deepest known point on Earth.

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“I’d get back in the sub tomorrow and go to the bottom of the Challenger Deep.”

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In 2012 he made a historic solo trek to the Challenger Deep, the deepest point on earth.

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challenger challenging

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