The phrase "decade of research" means that a specific topic or subject has been studied for ten years to gather information, analyze data, and gain knowledge in that particular field. Full definition
Our workshops are packed full of information, humor and practical tools that are based in decades of research on couples who are the «Masters» of relationship. (couplescounselingalameda.com)
There is now decades of research showing how mindfulness improves physical health in a wide variety of ways. (mindbodygreen.com)
The nascent field of synthetic biology sits squarely upon a solid scientific foundation built by decades of research in biotechnology and genetic engineering. (discovermagazine.com)