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

Funded by a grant from the Governor’s Children At Risk Task Force, the courses this spring will be the most in-depth training of its kind since 2019. —Audrey Dutton, ProPublica, 24 Mar. 2026

Each episode features an in-depth interview with a fiction, non-fiction, essay, or poetry writer. —Literary Hub, 23 Mar. 2026

Heinrich Heine University is seen as a better place to study antiprotons in-depth because CERN, with all its other activities, generates a lot of magnetic interference that can skew the study of antimatter. —ABC News, 23 Mar. 2026

This is the company's most in-depth option. —David Oliver, USA Today, 23 Mar. 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