Answer:

degauss

Answer	Crossword Clue
DEGAUSS	Erase a magnetic tape
DEGAUSS	Erase, as videotape
DEGAUSS	Make less attractive?

DEGAUSS	Make nonmagnetic
DEGAUSS	Clear of recorded info
DEGAUSS	Erase, in a way

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.