The phrase "applied field" refers to a specific area of study or work where knowledge and methods are used practically to solve real-world problems. Full definition
The two areas described above, healthcare and defense, are examples of applied fields where agencies fund research in the decision science. (sciencemag.org)
It also defies expectations, for Leonhardt may apply both fields with a palette knife as well as a brush. (haberarts.com)
Finally, this type of physics was so basic that politics interfered far less than in so many other, more applied fields of research. (cerncourier.com)