"describe in depth" is a correct and usable phrase in written English.
You can use it when you want to ask someone to explain something in a detailed manner. For example: "Please describe in detail the issues you are having with the software."
The developers describe in depth to me how much material they have been exposed to: the blueprints and measurements for the sets, the original concept art.
In the interviews on Sunday, Mr. O'Neill did not describe in depth the early discussions about removing Mr. Hussein from power.
Intervention: Participants were asked to describe in depth their experiences of renal failure and of a renal diet.
We describe in depth the development and architecture of this software for the simulation of NRF in any isotope in Geant4; as well as verification and validation testing of the simulation for NRF in boron.
Explain how you arrived at the amount of capital you are asking for, and describe in depth how you plan to use that money.
In this section, we elaborate upon these three components, while in the subsequent section we describe in depth each of the three case studies, the participatory methods implemented and the key actors involved, with summaries of the results.
Objective: To describe in-depth the patient population of new patients to chiropractors in the Netherlands.
Here, we describe, in-depth, our methods for identifying the in vivo association of specific transcription factors with a single promoter region that is highly homologous to three other promoters.
Events leading up to the actual event of the shooting and even after; this is all described in-depth as well as with Malala's thoughts and those of her loved ones.
Underlying these tools is a technology called EyeEm Vision, which we described in-depth earlier this year.
At Epic, Reid maintains his tradition of searching for "who's next?" A path that he describes in-depth in his first ever memoir -Sing To Me, published by Harper Collins.
