1. how deep something is: the distance or measurement from the top of something to its bottom, from front to back, or from the outside in

2. being deep: the quality of being deep

3. intensity: the strength of a feeling

4. complexity: complexity or profundity of character or thought a woman of great depth the depths of knowledge

5. breadth: wideness in scope

6. color quality: the richness of a color

7. lowness: the low tone or pitch of a sound


depths, plural noun

1. lowest point: the lowest or worst point or moment the depths of despair

2. deep part: a deep or remote part of something the ocean depths

3. middle part: the middle part of something long, monotonous, and possibly unpleasant in the depths of tedious research

4. debasement: a state of great moral debasement having fallen to such depths