in-depth

[in-depth]

adjective

1. extensive, thorough, or profound.

   an in-depth analysis of the problem.

2. well-balanced or fully developed.

in-depth

adjective

1. carefully worked out, detailed and thorough

   an in-depth study

Word History and Origins

Origin of in-depth¹

First recorded in 1960–65

Idioms and Phrases

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

Example Sentences

Prior to that, Liz covered New York state government and health care for the Albany Business Review, where she won an award for in-depth reporting from the New York Press Association for an article about how then-Gov.

Read more on The Wall Street Journal

All too often, under pressure from preschools and elementary schools, many parents seek help from pediatricians or psychiatric nurse practitioners—who frequently lack in-depth training in pediatric mental health—rather than wait months or even years for appointments with behavioral specialists or child psychiatrists.

Read more on The Wall Street Journal

A research effort led by Ōtākou Whakaihu Waka has generated an in-depth structural map of a bacteriophage, offering new insight into how these viruses could be used to counter drug-resistant bacteria.

Read more on Science Daily

The annual MarketWatch 25 kicked off this week, featuring in-depth interviews with people who have a lot of influence on your money, your work and even your health.

Read more on MarketWatch

The annual MarketWatch 25 kicked off this week, featuring in-depth interviews with people who have a lot of influence on your money, your work and even your health.

Read more on MarketWatch

Related Words

• comprehensive 
• detailed 
• exhaustive 
• extensive 
• thorough