in-depth

adjective

(ˈ)in-ˈdepth 

: covering many or all important points of a subject : comprehensive, thorough

an in-depth study

in-depth news coverage

… recently launched a podcast designed to take a more in-depth look at certain topics on his show.

—Jamie Friedlander

compare depth sense 5

Synonyms of in-depth

• comprehensive
• thorough
• extensive
• full
• panoramic

Examples of in-depth in a Sentence

an in-depth report on the issue of violence in popular entertainment

Recent Examples on the Web

The attack comes days after The New Yorker published an in-depth investigation that touched on concerns some people have about him and the company. —Olga R. Rodriguez, Fortune, 14 Apr. 2026

The season will feature 10 in-depth interviews with licensed mental health professionals, designed to bridge relatable, lived experience with credible, clinical insight from leaders in the space. —Meredith Wilshere, PEOPLE, 11 Apr. 2026

Be sure to stay up to date with all the latest news with our Artemis 2 liveblog and discover the answers to all your Artemis program questions with our in-depth explainer article! —Anthony Wood, Space.com, 10 Apr. 2026

Opinions are their own, but compensation and in-depth research determine where and how companies may appear. —Kat Tretina, Sacbee.com, 9 Apr. 2026

Word History

First Known Use

1957, in the meaning defined above

Rhymes for in-depth

• depth

Kids Definition

in-depth

adjective

(ˌ)in-ˌdepth

: covering many or all important points : thorough

an in-depth investigation