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

Using all-too-brief TDEs to spot wandering black holes can make in-depth follow-up research difficult, according to Pieter van Dokkum, an astrophysicist at Yale University. — Mary Randolph, Scientific American, 29 July 2026

Earlier this year, Variety published an in-depth report on the history of filmmaking in the region and how the capital became a booming production and creative hub. — Rafa Sales Ross, Variety, 29 July 2026

During the five-day preliminary hearing, prosecutors displayed gruesome crime scene images of Hernandez’s remains and produced hundreds of text messages between Burke and Hernandez that provided an in-depth look at their relationship. — Richard Winton, Los Angeles Times, 29 July 2026

At the event, attendees can listen to in-depth talks by speakers from Zillow, Google, Uber and other companies, and then go hear DJs play R&B and Afrobeats. — Mirtha Donastorg, AJC.com, 29 July 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