Definition of "depth" in English

noun

1. the vertical distance below a surface; the degree to which something is deep

   • Measure the depth of the water in this part of the bay.

2. the distance between the front and the back, as the depth of a drawer or closet

3. (figuratively) the intensity, complexity, strength, seriousness or importance of an emotion, situation, etc.

   • The depth of her misery was apparent to everyone.
   • The depth of the crisis had been exaggerated.
   • We were impressed by the depth of her knowledge.

4. lowness

   • the depth of a sound

5. (computing, colors) the total palette of available colors

6. (art, photography) the property of appearing three-dimensional

   • The depth of field in this picture is amazing.

7. (literary, usually in the plural) the deepest part (usually of a body of water)

   • The burning ship finally sunk into the depths.

8. (literary, usually in the plural) a very remote part.

   • Into the depths of the jungle...
   • In the depths of the night,

9. the most severe part

   • in the depth of the crisis
   • in the depths of winter

10. (logic) the number of simple elements which an abstract conception or notion includes; the comprehension or content

11. (horology) a pair of toothed wheels which work together

12. (aeronautics) the perpendicular distance from the chord to the farthest point of an arched surface

13. (statistics) the lower of the two ranks of a value in an ordered set of values

14. (cryptography) A set of more than one ciphertext enciphered with the same key.

15. (algebra, ring theory) An invariant of rings and modules, encoding information about dimensionality; see Depth (ring theory).