- of or relating to the biogeographic region of the ocean bottom between the sublittoral and abyssal zones: from depths of approximately 660 to 13,000 feet (200 to 4000 meters).
Origin of bathyal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- denoting or relating to an ocean depth of between 200 and 2000 metres (about 100 and 1000 fathoms), corresponding to the continental slope
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- Relating to the region of the ocean bottom between the sublittoral and abyssal zones, from depths of approximately 200 to 2,000 m (656 to 6,560 ft).
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