The term "revolutionary" in the given passage implies something that brings about a significant or radical change. In this context, the scientist's hypothesis is described as revolutionary because it challenges long-standing beliefs and opens new avenues for research. Such a description indicates that the hypothesis is not ordinary or traditional but instead is groundbreaking and transformative.
Considering the options provided:
Thus, the correct meaning of "revolutionary" in this context is Radical.


Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. a healthy diet and regular exercise
Q. are important habits
R. that help maintain good physical and mental health
S. especially in today's busy world