depth

noun
UK /dɛpθ/
US /dɛpθ/

The depth of something is how far it goes down from the top to the bottom.

The pool has a depth of two meters.


OTHER MEANINGS

2. How strong or intense a feeling is.

She felt the depth of his sadness.

3. How much someone knows about a subject.

His knowledge of history has great depth.

4. The darkest or deepest part of something.

Strange fish live in the depths of the sea.