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Definition of Abyssal plain
1. Noun. a large expanse of very flat and smooth ocean floor, usually found at depths of 4,600 to 5,500 meters (15,000 to 18,000 feet). ¹
¹ Source: wiktionary.com
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1. Noun. a large expanse of very flat and smooth ocean floor, usually found at depths of 4,600 to 5,500 meters (15,000 to 18,000 feet). ¹
¹ Source: wiktionary.com