Mariana Trench
English
Etymology
After the Marianas Islands.
Proper noun
Mariana Trench
- (oceanography) A submarine trench in the North Pacific Ocean, noted for having the deepest known point on Earth.
Synonyms
- Marianas Trench
Derived terms
- Mariana snailfish
Translations
trench in the North Pacific Ocean
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See also
- Mount Everest