[ in-depth ]
/ ˈɪnˈdɛpθ /
extensive, thorough, or profound: an in-depth analysis of the problem.
well-balanced or fully developed.
Origin of in-depth
First recorded in 1960–65
Definition for in depth (2 of 2)
[ depth ]
/ dɛpθ /
a dimension taken through an object or body of material, usually downward from an upper surface, horizontally inward from an outer surface, or from top to bottom of something regarded as one of several layers.
the quality of being deep; deepness.
complexity or obscurity, as of a subject: a question of great depth.
emotional profundity: the depth of someone's feelings.
intensity, as of silence, color, etc.
lowness of tonal pitch: the depth of a voice.
the amount of knowledge, intelligence, wisdom, insight, feeling, etc., present in a person's mind or evident either in some product of the mind, as a learned paper, argument, work of art, etc., or in the person's behavior.
a high degree of such knowledge, insight, etc.
Often depths. a deep part or place: from the depths of the ocean.
an unfathomable space; abyss: the depth of time.
Sometimes depths. the farthest, innermost, or extreme part or state: the depth of space; the depths of the forest; the depths of despair.
Usually depths. a low intellectual or moral condition: How could he sink to such depths?
the part of greatest intensity, as of night or winter.
Sports. the strength of a team in terms of the number and quality of its substitute players: With no depth in the infield, an injury to any of the regulars would be costly.
Origin of depth
Related formsdepth·less, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for in depth (1 of 2)
/ (dɛpθ) /
the extent, measurement, or distance downwards, backwards, or inwards
the quality of being deep; deepness
intensity or profundity of emotion or feeling
profundity of moral character; penetration; sagacity; integrity
complexity or abstruseness, as of thought or objects of thought
intensity, as of silence, colour, etc
lowness of pitch
nautical the distance from the top of a ship's keel to the top of a particular deck
(often plural) a deep, far, inner, or remote part, such as an inaccessible region of a country
(often plural) the deepest, most intense, or most severe partthe depths of winter
(usually plural) a low moral state; demoralizationhow could you sink to such depths?
(often plural) a vast space or abyss
beyond one's depth or out of one's depth
- in water deeper than one is tall
- beyond the range of one's competence or understanding
in depth thoroughly or comprehensivelySee also in-depth
Word Origin for depth
C14: from dep deep + -th 1
British Dictionary definitions for in depth (2 of 2)
carefully worked out, detailed and thoroughan in-depth study
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for in depth
[ dĕpth ]
The extent, measurement, or dimension downward, backward, or inward.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Idioms and Phrases with in depth (1 of 2)
Profoundly, thoroughly, as in It will take years to cover the entire subject in depth. [Mid-1900s]
Idioms and Phrases with in depth (2 of 2)
see in depth; out of one's depth.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.