We found 2 definitions of abyssal zone from 2 different sources.
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What does abyssal zone mean?
WordNet
Noun
abyssal zone -
the deep sea (2000 meters or more) where there is no light
= synonym
= antonym
= related word
Wiktionary
abyssal zone (Noun) The oceanicrealm consisting of the deep ocean, typified by a dearth of plant life, and plentiful carnivorous animals that are able to withstand extreme pressure.
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