The crossword solution for the term N*F is 'NANOFL'. Nanofl is a type of SCIENCE that deals with the study of extremely small particles. It is a branch of nanotechnology, which is the manipulation and control of matter at the atomic and molecular level. Nanofl is used to create materials and devices with unique properties and applications. Nanofl is also used in medical research, as it can be used to create tiny sensors and other devices that can be used to detect and monitor diseases.