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depth

 
 
/depθ/ noun

Definition

TOP TO BOTTOM [C, U] the distance from the top of something to the bottom: The lake reaches a maximum depth of 292 metres. Dig a hole 10 cm in depth.
FRONT TO BACK [C, U] the distance from the front to the back of something
AMOUNT [U] how much someone knows or feels about something: She was amazed at the depth of his knowledge.
in depth giving all the details: With access to the Internet, students can do their homework in greater depth.
(Definition of depth noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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