Verb demagnetize has 2 senses

• demagnetize(v = verb.communication) demagnetise - erase (a magnetic storage device); Array
is one way to delete, erase
Sample sentences:
Somebody ----s something
Something ----s something

• demagnetize(v = verb.change) degauss, demagnetise - make nonmagnetic; take away the magnetic properties (of); "demagnetize the iron shavings"; "they degaussed the ship"
is one way to alter, change, modify
Derived form noun demagnetization₁
Antonym: magnetize
Sample sentences:
Somebody ----s something
Something ----s something