Challenger Deep
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English
Etymology
Named after the British Royal Navy survey ship HMS Challenger, whose expedition of 1872–1876 made the first recordings of its depth.
Proper noun
- A deep in Mariana Trench, Pacific Ocean; a point in the Mariana Trench, known as the deepest point in the world's oceans.
- 1909 June, Oscar C. S. Carter, “Earthquakes in the Light of the New Seismology”, in Journal of the Franklin Institute of the State of Pennsylvania, volume CLXVII, number 6, Philadelphia, →OCLC, pages 459–460:
- The deepest sounding in the Pacific is 31,614 feet, known as the Challenger deep, sometimes called the Nero deep, south of the Ladrone Islands, and lacks only 66 feet of being 6 miles in depth.
Coordinate terms
Translations
deepest point in the world
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Further reading
- “Challenger Deep, pn.”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
- “Challenger Deep”, in OneLook Dictionary Search.