noun \ˈdepth\

Definition of depth



play play \ˈdepths, ˈdep(t)s\
  1. 1a (1) :  a deep place in a body of water fish living at great depths (2) :  a part that is far from the outside or surface the depths of the woods (3) :  abyss 1b (1) :  a profound or intense state (as of thought or feeling) the depths of sorrow; also :  a reprehensibly low condition hadn't realized that standards had fallen to such depths (2) :  the middle of a time (such as a season) the depths of winter (3) :  the worst part the depths of the depression

  2. 2 mathematics a :  the perpendicular (see 1perpendicular 1b) measurement downward from a surface the depth of a swimming poolb :  the direct linear measurement from front to back the depth of a bookshelf

  3. 3 :  the quality of being deep the depth of the pass

  4. 4 :  the degree of intensity depth of a color; also :  the quality of being profound (as in insight) or full (as of knowledge) the depth of her experience

  5. 5 :  the quality or state of being complete or thorough a study will be made in depth

  6. 6 US, sports :  the quality of having many good players a team that lacks depth in the outfield


play \ˈdepth-ləs\ adjective

beyond one's depth


out of one's depth

  1. :  beyond the limits of one's capabilities an actor who is out of his depth in serious drama

Examples of depth in a sentence

  1. These fish typically live at depths of 500 feet or more.

  2. Students will test the temperature of the water at different depths.

  3. The boat sank to a depth of several hundred feet.

  4. measuring the depth of the water

  5. the depth of a hole

  6. The pool has a depth of 12 feet.

  7. I began working at the factory during the depth of the Depression.

Origin and Etymology of depth

Middle English, from dep deep

First Known Use: 14th century

DEPTH Defined for Kids


noun \ˈdepth\

Definition of depth for Students

  1. 1 :  measurement from top to bottom or from front to back a cupboard's depth

  2. 2 :  a place far below a surface or far inside something (as a sea or a forest) Some unusual fish live at great depths.

  3. 3 :  the middle of time the depth of winter

  4. 4 :  intensity 2 a depth of color No one can imagine the … depth of our emotion … — E. B. White, The Trumpet of the Swan

  5. 5 :  abundance, completeness The speaker displayed a depth of knowledge.

Medical Dictionary


noun \ˈdepth\

Medical Definition of depth



\ˈdepth, ˈdep(t)s\play play
  1. 1:  the distance between upper and lower or between dorsal and ventral points of a body

  2. 2:  the quality of a state of consciousness, a bodily state, or a physiological function of being intense or complete the depth of anesthesia the depth of respiration

Seen and Heard

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a trip made at another's expense

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