"substantive reflection" is a correct and usable phrase in written English.
You can use it when discussing a serious, well-thought-out reflection on a topic or experience. This term is often used in academic or professional contexts to describe a thorough and meaningful analysis. Example: In order to fully understand the causes of climate change, a substantive reflection on the current state of the environment and past human actions is necessary.
Americans — black and white, young and old — quietly immersed themselves in the deepest, most substantive reflection of the African American experience ever gathered in one place.
In this way, contractualism guides our substantive reflection about wrongness.
After the course has been completed and you have gathered all of the relevant data, including evaluations, write a substantive reflection on the course.
While Cheney is apparently not big on substantive self-reflection, he's plenty comfortable lobbing criticism at President Barack Obama.
Results suggest that there were three conditions associated with the extent to which CI members engaged in discussions with substantive interaction and reflection: a clear purpose, coach questioning, and the connection of theory to practice.
It does not require extensive ability to engage in critical self-reflection, or substantive independence.
Professor Moffitt reports that he no longer uses journals, and finds student feedback and reflection to be more substantive and thoughtful when grounded in video clips.
Many of these films have substantive ideas along with their popcorn thrills and can serve as a cracked-mirror reflection of real-life issues.
Two weeks later, his "take China down" reference is still ricocheting around Beijing, more a reflection of Chinese insecurities than of any substantive disagreement.
In some ways, it is easiest to identify this level of interaction by what it does not do: there is no substantive exchange of ideas between the disciplines, no insights are shared, and there is no reflection on the disciplines themselves.
The results of the STICH viability substudy are probably not a reflection of the modality of viability testing used, but rather an indication of the substantive effect of optimal medical therapy.
