in-depth

[ in-depth ]

/ ˈɪnˈdɛpθ /

SEE MORE SYNONYMS FOR in-depth ON THESAURUS.COM

adjective

extensive, thorough, or profound: an in-depth analysis of the problem.

well-balanced or fully developed.

Nearby words

Origin of in-depth

First recorded in 1960–65

depth

[ depth ]

/ dɛpθ /

noun

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.

gravity; seriousness.

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

1350–1400; Middle English depthe, equivalent to dep (Old English dēop deep) + -the -th¹

ANTONYMS FOR depth

2. shallowness. 9. superficiality.

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Related formsdepth·less, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for in depth

depth

/ (dɛpθ) /

noun

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

in-depth

adjective

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

Word Origin and History for in depth

depth

late 14c., apparently formed in Middle English on model of length, breadth; from Old English deop "deep" (see deep) + -th (2). Replaced older deopnes "deepness." Though the English word is relatively recent, the formation is in Proto-Germanic, *deupitho-, and corresponds to Old Saxon diupitha, Dutch diepte, Old Norse dypð, Gothic diupiþa.

Medicine definitions for in depth

depth

[ dĕpth ]

n.

The extent, measurement, or dimension downward, backward, or inward.

Idioms and Phrases with in depth

in depth

Profoundly, thoroughly, as in It will take years to cover the entire subject in depth. [Mid-1900s]

depth

see in depth; out of one's depth.

in-depth

adjective

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Origin of in-depth

depth

noun

Origin of depth

depth

noun

Word Origin for depth

in-depth

adjective

depth

depth

n.

in depth

depth