Definition of Mariana Trench in English:

Mariana Trench

Line breaks: Mari|ana Trench
An ocean trench to the south-east of the Mariana Islands in the western Pacific, with the greatest known ocean depth (11,034 m, 36,201 ft at the Challenger Deep).

Definition of Mariana Trench in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day demoralize
Pronunciation: dəˈmôrəˌlīz
verb
cause (someone) to lose confidence or hope; dispirit