"Radical transformation" refers to a significant and complete change or shift in something. It implies a complete departure from the original state or way of doing things, often bringing about a new and different outcome. Full definition
But, you get the general idea of one direction that could result in radical transformation of legal services. (remakinglawfirms.com)
This was a time of radical transformation in Russian art and culture, and I have no doubt the exhibition will have a powerful impact on all who see it. (royalacademy.org.uk)
Now the storied discipline has undergone radical transformations, and has expanded to include works made from non-traditional such as materials as silk, nails, blood, and digital software. (creators.vice.com)