Degaussing is a process used to ERASE or demagnetize magnetic media such as hard drives, tapes, and other storage devices. The term 'degauss' is derived from the name of the scientist who discovered the process, Carl Friedrich Gauss. The crossword solutions for the term Degauss are ERASE (5 letters) and DEMAGNETISE (11 letters). Erasing is the process of removing data from a storage device, while demagnetizing is the process of reducing the magnetic field of a storage device. Both processes are used to protect data from unauthorized access.